We now have physical evidence of what these guys were made of. www.iflscience.com/discovery-of...

Ever wondered why? Read More: www.iflscience.com/why-is-there...

All the biggest science news stories of the week. www.iflscience.com/bacteria-tha...

PFAS are used in many products, including a lot of plastics. www.iflscience.com/forever-chem...

Good boy! www.iflscience.com/in-1940-a-do...

Brains are amazing things.

A horn, or has a cat whisker got lodged in this thing's head? www.iflscience.com/the-delightf...

NASA administrator Jared Isaacman has announced that the whole program is getting a focus shift. www.iflscience.com/nasa-just-an...

The snap, taken by the JANUS camera, is one of the best yet taken of the comet, and it will likely remain the best taken from beyond Earth. www.iflscience.com/stunning-new...

They're not ancient, and they're not really bodies. So what are they? www.iflscience.com/the-stone-bo...

In this scenario, our first contact would be pretty grim. www.iflscience.com/the-eschatia...

If ever there were a way to get rid of your arachnophobia, it is surely watching a spider get a fright. www.iflscience.com/if-you-say-b...

The Central Molecular Zone imaged by the ALMA array, revealing the turbulence of this mighty star-forming region and how it connects, while maintaining resolution of individual clouds. www.iflscience.com/a-650-light-...

This guy was considered a sex symbol back in the day. www.iflscience.com/maybe-we-nev...

Heart muscle cells replicate only very rarely, and that is the secret to the organ's resistance to cancer. www.iflscience.com/people-are-a...

Crop circles were the stuff of alien experts for some years, but then they largely disappeared from the news. www.iflscience.com/why-do-you-n...

The new technique for collecting RNA samples from historical sources may well have huge impacts on our ability to reconstruct old viruses so we can better understand how they evolve. www.iflscience.com/genome-of-wo...

The complex, as imaged by the ASTER aboard NASA's Terra satellite. www.iflscience.com/in-the-bushv...

AI chatbots do not share our taboos. www.iflscience.com/a-simulation...

The team found that the chimps were consuming around 1-2 drinks' worth of alcohol in 24 hours. www.iflscience.com/jungle-happy...

“Regurgitalites are direct witnesses of a behavior of an animal.” www.iflscience.com/the-oldest-f...

For the first time, researchers have captured direct evidence of the monkeypox virus (MPXV) jumping between two wild animal species. www.iflscience.com/wild-monkeys...

It is the first time in four years that the Earth-facing side of the Sun has not sported any sunspots. www.iflscience.com/the-sun-lost...

Where does the green end and the blue begin? www.iflscience.com/is-my-blue-y...

"We consider this proposal to be the single greatest threat to space sustainability in history." www.iflscience.com/elon-musk-wa...

Even this palaeoartist couldn't help making Pelagornis look evil − just look at those beady eyes. www.iflscience.com/enormous-pre...

A blood test that can predict whether you're more likely to die in the next two years? Not so sci-fi after all. www.iflscience.com/simple-blood...

We’ll bet you didn’t have this on your 2026 bingo card. www.iflscience.com/bacteria-tha...

The Local Bubble in which our Solar System sits has triggered major star formation at its edges, where newly-mapped magnetic fields are suspected of playing an important part. www.iflscience.com/we-live-insi...

“There is never a bad time to be vaccinated – whether you’re currently pregnant or planning a pregnancy.” www.iflscience.com/covid-shots-...

There's a cool theory about why they occur. www.iflscience.com/what-is-that...

Dubai Future Foundation showcases a pop-up preview of the Colossal BioVault at the World Governments Summit in Dubai. www.iflscience.com/step-inside-...