
Today's biggest science news: Man dies from H5N5 bird flu | 'Alien' rock on Mars | 'Other' comet ATLAS disintegrating
Live blog Monday, Nov. 24, 2025: Your daily feed of the biggest discoveries and breakthroughs making headlines.

By Naveena Sadasivam, Grist published
After the Trump administration threatened countries with tariffs and visa restrictions, a first-ever global carbon tax is left to an uncertain future.

Discover the research changing our understanding of the world

Extraordinary images of our sublime universe

Science questions, answered

Test your knowledge on all things science with our weekly, free crossword puzzle!

Test your knowledge of everything from space to nature

A look at the weird and wonderful species that live on our planet

Unusual case reports from the medical literature

A window onto extraordinary landscapes on Earth

Medical conditions you may never have heard of before

A glimpse into how people lived in the past

Incredible images of our planet from above

Our roundup the biggest discoveries and top science in the news each week
By Anna Gora last updated
Deals Snap up a top-rated smartwatch without breaking the bank.

By Marilyn Perkins published
Normally, siblings resemble each other. So why does a litter of kittens often come in a variety of colors?

By Chris Simms published
Circling vultures aren't waiting for you to die, and seeing them should be a welcome sight because of the benefits they bring, experts say.

By Patrick Pester published
Researchers have identified ginkgo-toothed beaked whales alive at sea for the first time after years of searching, and in doing so solved the mystery of an odd echolocation pulse in the North Pacific.

By Kit Yates published
Opinion How bad-faith arguments sow doubt by weaponizing scientific humility.

By Kit Yates published
Opinion Thousands of scientific papers are retracted every year because of fraudulent activity, with both authors and journals gaming a system to gain academic acclaim through deceit, dishonesty and false representation.

By Carlo Kopp, David Green, Fatima Seeme published
Opinion The pervasive spread of misinformation can be tracked to cognitive limitations, social influence and the global spread of online networks. Combatting it has become an "arms race" between truth and lies.

By Larissa G. Capella published
A novel experiment has revealed a phenomenon called the Bohr–Weisskopf effect in a pear-shaped nucleus in a molecule for the first time.

By Tia Ghose published
Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.

By Mason Wakley published
Scientists have used a novel method to create sustainable, rainbow-colored fibers using bacteria in the lab.
By Tia Ghose published
Over a feverish 10-day period, scientists synthesized and described a new class of carbon molecules, called buckminster fullerenes, after the iconic 20th-century inventor.

By Kimberley Lane last updated
BUYING GUIDE Black Friday has already brought some stellar deals on astro cameras — these models are tried and tested by our experts to help you decide what to invest in.
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