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Ancient Human Ancestors Got Substantially Bigger 2 Million Years Ago – When They Started Walking Upright And Eating MeatHomo erectus skull from TautavelAncient Human Ancestors Got Substantially Bigger 2 Million Years Ago – When They Started Walking Upright And Eating MeatHomo erectus skull from Tautavel

Ancient Human Ancestors Got Substantially Bigger 2 Million Years Ago – When They Started Walking Upright And Eating Meat

Our hominin ancestors didn't just gradually get bigger; they jumped in size around the time of the emergence of bipedalism, though some lineages –...

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Newly Discovered Spider Is Basically A Mechanical Engineer, Building Spring-Loaded Snares To Catapult Its PreyA spider creates a cone of silk on a leaf, luring the ant to bite the cone.
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Newly Discovered Spider Is Basically A Mechanical Engineer, Building Spring-Loaded Snares To Catapult Its Prey

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230-Million-Year-Old Fossil Footprints Reveal What May Be The Earliest Dinosaur-Dominated EcosystemA cast of the dinosaur trackway
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230-Million-Year-Old Fossil Footprints Reveal What May Be The Earliest Dinosaur-Dominated Ecosystem

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Have Scientists Hit On Yet Another Use For GLP-1s? Drugs Like Ozempic Could Benefit Male Fertility

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The Largest Inland Body Of Water On Earth Has Dramatically Shrunk Since The '90s, And Scientists Think They Finally Know Why

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Mathematicians Have A Strategy To Win Wordle 99% Of The Time – And You Can Do It Too

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Trending

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In 2024, A Routine Observational Study Captured Something Nobody Had Ever Seen Before – California's Squirrels Hunting And Eating Other MammalsVole hunting squirrels.
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In 2024, A Routine Observational Study Captured Something Nobody Had Ever Seen Before – California's Squirrels Hunting And Eating Other Mammals

“This was shocking. We had never seen this behavior before.”

clock-iconJune 11, 2026
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Where Is The Human Heart Located? | IFLScience We Have QuestionsA picture of a smartphone with the "We have Questions" logo on the screen overlaid on an x-ray of a human chest and illustrations of human hearts.
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Where Is The Human Heart Located? | IFLScience We Have Questions

It’s probably not where you suspect. Thinking it’s on the left? You’re almost right.

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In 2007, The World's Longest-Living Mammal Was Found With A 100-Year-Old Harpoon Still Inside ItHarpoon inside Bowhead whale
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In 2007, The World's Longest-Living Mammal Was Found With A 100-Year-Old Harpoon Still Inside It

The century-old weapon had remained lodged in its body.

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A Tree-Dwelling Shrimp Wasn't What Scientists Were Expecting To Find When Trekking The Cyclops MountainsTree-Dwelling Shrimp
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A Tree-Dwelling Shrimp Wasn't What Scientists Were Expecting To Find When Trekking The Cyclops Mountains

"We were quite shocked to discover this shrimp in the heart of the forest."

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One Of The World’s Only Cold-Blooded Mammal Lived Like A Crocodile And Bucked The NormMyotragus balearicus, also known as the Balearic Islands cave goat, is arguably the GOAT of cold-blooded mammals.
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One Of The World’s Only Cold-Blooded Mammal Lived Like A Crocodile And Bucked The Norm

There are often exceptions to the rules, and the Balearic Islands cave goat is one of them.

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Mysterious Compound Discovered On Pluto And Titan Might Be First From The Moon’s SurfacePluto and Titan side by side and not to scale, though Titan is larger
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Mysterious Compound Discovered On Pluto And Titan Might Be First From The Moon’s Surface

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Simulation Of 100,000 World Cup Matches Predicts A Clear 2026 Winner, And Suggests The Bookies May Be WrongThe World Cup trophy in Los Angeles.
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Simulation Of 100,000 World Cup Matches Predicts A Clear 2026 Winner, And Suggests The Bookies May Be Wrong

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Interstellar Comet 3I/ATLAS Has An Older, Colder, And More Intense Origin Story, Stretching Back Up To 12 Billion Yearsthe comet is fuzzy with no major tail. distant stars appear as line instead of dots as the telescope moved to track the comet
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Interstellar Comet 3I/ATLAS Has An Older, Colder, And More Intense Origin Story, Stretching Back Up To 12 Billion Years

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Humans

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Homo Naledi's Brain Was Wired Up In An Unusual Way – Did That Make It Capable Of Burying Its Dead?Homo naledi skull
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Homo Naledi's Brain Was Wired Up In An Unusual Way – Did That Make It Capable Of Burying Its Dead?

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The Mystery Of Thorin: For 50,000 Years, A Cave-Dwelling Population Of Neanderthals Stayed Isolated From Their PeersThe maxilla (upper jawbone) of Thorin.
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The Mystery Of Thorin: For 50,000 Years, A Cave-Dwelling Population Of Neanderthals Stayed Isolated From Their Peers

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200-Year-Old Rock Art Of A Tusked Monster May Depict An Extinct Creature That Vanished 200 Million Years AgoPainting of an elusive animal with downward tusks created by the San in the early 1800s.
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200-Year-Old Rock Art Of A Tusked Monster May Depict An Extinct Creature That Vanished 200 Million Years Ago

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In 1944, Over 1,000 Allied POWs Sunk On A "Hell Ship" – 82 Years On, They've Just Found The WreckThe freighter Hofuku Maru, which was converted into a “Hellship” by the Japanese Navy during WWII, and was sunk with over 1200 Allied POWs aboard.
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In 1944, Over 1,000 Allied POWs Sunk On A "Hell Ship" – 82 Years On, They've Just Found The Wreck

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Health and Medicine

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The HPV Vaccine Reduces Risk Of Fatal Cervical Cancer Before 30 To Effectively Zerowoman in yellow top with post-vaccination plaster on arm
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The HPV Vaccine Reduces Risk Of Fatal Cervical Cancer Before 30 To Effectively Zero

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GLP-1 Medications Such As Ozempic And Wegovy May Have A Secret Effect On Violent BehaviorA photo showing a male police officer handcuffing a male suspect from behind. The suspect is wearing a stone grey hoodie. The shot is framed so that neither person's head is visible and it has been taken at night or in the dark.
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GLP-1 Medications Such As Ozempic And Wegovy May Have A Secret Effect On Violent Behavior

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Put Your Smartwatch On A Fruit And Something Really Weird Happens. How Can A Banana Have A Heart Rate?a banana wears a smart watch, the cardiac reading shows a pulse rate of 76 beats per minute
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Put Your Smartwatch On A Fruit And Something Really Weird Happens. How Can A Banana Have A Heart Rate?

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New Hair Loss Drug Is Being Touted As Biggest Breakthrough In Decades – And It Might Be The Real Dealman examining hair in the mirror, viewed from behind
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New Hair Loss Drug Is Being Touted As Biggest Breakthrough In Decades – And It Might Be The Real Deal

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Nature

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Ambitious Bornean And Sumatran Rhino IVF Plan Is The Last Hope For A Species On The Brink Of Extinction, Despite The RisksA Bornean rhino is photographed from above as it takes a mud bath lying on its side.
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Ambitious Bornean And Sumatran Rhino IVF Plan Is The Last Hope For A Species On The Brink Of Extinction, Despite The Risks

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In 2024, A Dropped Bag Of Cheetos Nearly Sparked Ecosystem Chaos In Largest US Cave ChamberThe bag of snacks was dropped in the Big Room of Carlsbad Caverns and appears to have been festering for some time.
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In 2024, A Dropped Bag Of Cheetos Nearly Sparked Ecosystem Chaos In Largest US Cave Chamber

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The Top 10 Percent Of Global Consumers Cost Planet Earth Up To $5.7 Trillion Each YearAeroplanes line up at Los Angeles International Airport (LAX) in California.
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The Top 10 Percent Of Global Consumers Cost Planet Earth Up To $5.7 Trillion Each Year

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The “Sasquatch Of The Sea” Was Feared To Be Lost, But The Discovery Of A Hidden Lair Spells Hope For One Of California’s Most Vital Habitatsa sunflower sea star sprawled on a black background, it has 20 arms
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The “Sasquatch Of The Sea” Was Feared To Be Lost, But The Discovery Of A Hidden Lair Spells Hope For One Of California’s Most Vital Habitats

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Space and Physics

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NASA's Swift Space Telescope Is Crashing Down To Earth. An Ambitious Mission Launching This Week Will Try To Save ItThe artist impression shows the satellites connecting in space
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NASA's Swift Space Telescope Is Crashing Down To Earth. An Ambitious Mission Launching This Week Will Try To Save It

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Perseverance Just Completed A Marathon On Mars Twice As Quick As Its Predecessor – And It's Not Done Smashing RecordsA selfie of the Perseverance rover on Mars looking at the camera. You can see its tracks in the red dust behind it. There is a little badge in the top left corner of the picture that says "Persevearance Rover 26.2 Miles" becasue it just completed a marathon on Mars.
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Perseverance Just Completed A Marathon On Mars Twice As Quick As Its Predecessor – And It's Not Done Smashing Records

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Should We Send Signals To Aliens? A SETI Expert Shares His InsightsSeveral large radio dishes are visible in this photo
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Should We Send Signals To Aliens? A SETI Expert Shares His Insights

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Precious Gemstone Garnet Found In Martian Meteorite – It Could Reveal Unexpected Secrets Of The Red PlanetAn image of the Red planet showing almost a full disk.
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Precious Gemstone Garnet Found In Martian Meteorite – It Could Reveal Unexpected Secrets Of The Red Planet

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Technology

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AI Is Obsessed With A Lighthouse Keeper Called Elias Thorne – Even Though He Doesn’t ExistLighthouse scene
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AI Is Obsessed With A Lighthouse Keeper Called Elias Thorne – Even Though He Doesn’t Exist

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All Aboard: Google Earth Has Just Made Its Flight Simulator Freely Available On DesktopA cruise over the Grand Canyon using Google Earth's Flight Simulator, screenshotted shortly before crashing.
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All Aboard: Google Earth Has Just Made Its Flight Simulator Freely Available On Desktop

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One Year On, The World’s Largest Sand Battery Is Showing How A New Way Is PossibleAn engineer looks u at the sand batteryin Pornainen, Finland.
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One Year On, The World’s Largest Sand Battery Is Showing How A New Way Is Possible

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On July 17, 1984, Millions Of People Tuned In To Watch A Train Crash Live On Television. It Was No Ordinary AccidentA train in snowy weather.
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On July 17, 1984, Millions Of People Tuned In To Watch A Train Crash Live On Television. It Was No Ordinary Accident

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Culture and Society

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The USA Is About To Bury A Time Capsule 3 Meters Underground, Not To Be Opened Until July 4, 2276A cannister with the words "America 250" written on the front.
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The USA Is About To Bury A Time Capsule 3 Meters Underground, Not To Be Opened Until July 4, 2276

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The Prime Meridian Isn't Actually At The Prime Meridian. To Get To It You Have To Walk 102 MetersA marker line of the prime meridian at Greenwich.
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The Prime Meridian Isn't Actually At The Prime Meridian. To Get To It You Have To Walk 102 Meters

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450 "Experts" Predict What The World Will Be Like In 2036, And Buddy, It Ain't PrettyA futuristic-looking server room, glowing lots of colors.
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450 "Experts" Predict What The World Will Be Like In 2036, And Buddy, It Ain't Pretty

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The Geologically And Physically Impossible Tale Of Mel's Hole Began On February 21, 1997A Google Map of Thorp, Washington.
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The Geologically And Physically Impossible Tale Of Mel's Hole Began On February 21, 1997

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Company and Product Insights

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How To Get More IFLScience: Add Us As A “Preferred Source" On GoogleA logo of IFLScience with a hand pointing towards it
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How To Get More IFLScience: Add Us As A “Preferred Source" On Google

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Unlocking The Future Together: Why IFLScience Is Launching A Membership Modelcollage of images related to science with "iflscience is evolving" written in the centre
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Unlocking The Future Together: Why IFLScience Is Launching A Membership Model

clock-iconJanuary 20, 2025
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Opening The Vault: Uncovering A World Of Strange And Intriguing ScienceAn image of the vault doors opening with a screenshot of the IFLScience Vault article.
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Opening The Vault: Uncovering A World Of Strange And Intriguing Science

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Features

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Socratea Exorrhiza: The Trees With Roots So Weird, Scientists Once Proposed That They Could "Walk"Odd, separated roots of socratea exorrhiza, aka the "walking palm".
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Socratea Exorrhiza: The Trees With Roots So Weird, Scientists Once Proposed That They Could "Walk"

The "walking palm" of Central and South America looks so weird scientists thought they were walking around like Groot.

clock-iconYesterday

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These 570-Million-Year-Old Fossils Are Some Of The Strangest Ever Found On Earth, And We Finally Know WhyA diorama of the macroscopic organisms of the Avalon assemblage at the Smithsonian National Museum of Natural History, the oldest and earliest-known major phase of Ediacaran biota.
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These 570-Million-Year-Old Fossils Are Some Of The Strangest Ever Found On Earth, And We Finally Know Why

“The Ediacara Biota look totally bizarre in their appearance.”

clock-iconYesterday
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Multimedia

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How We Remember: The Neuroscience of Memory Explainedblue brain image on a black background to the right of yellow text that reads How Does Memory Work?
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How We Remember: The Neuroscience of Memory Explained

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AI Consciousness Explained: Science vs Philosophya robot
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AI Consciousness Explained: Science vs Philosophy

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Unethical Experiments That Shook The WorldThe Tuskegee syphilis study
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Unethical Experiments That Shook The World

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