SCIENCE

Fish-based pet food may expose cats and dogs to forever chemicals

Some pet foods contain potentially harmful PFAS chemicals Cris Cantón/Getty Images Many pet foods – especially those based on fish

SCIENCE

Is our galaxy’s black hole actually made of dark matter?

An image of the supermassive black hole Sagittarius A* in polarised light, captured by the Event Horizon Telescope EHT Collaboration

SCIENCE

Humans are the only primates with a chin – now we finally know why

The human chin is an evolutionary oddity Westend61/Getty Images Humans are the only primates with a chin, leaving biologists to

SCIENCE

World’s oldest cold virus found in 18th-century woman’s lungs

Historic anatomical preparations from the late 1700s in the Hunterian Anatomy Museum Anatomy Museum © The Hunterian, University of Glasgow

SCIENCE

Old EV batteries could meet most of China’s energy storage needs

A vehicle battery factory in Guangxi, China Costfoto/NurPhoto via Getty Images Used electric vehicle batteries could meet two-thirds of China’s

SCIENCE

Weakening ice shelf has caused crucial Antarctic glacier to accelerate

Giant icebergs have been breaking off the edge of Pine Island ice shelf NASA/Brooke Medley A large and fast-melting glacier

SCIENCE

Moltbook: The social network for AI looks disturbing, but it’s not what you think

Moltbook is a social network where only AIs can post Cheng Xin/Getty Images A social network solely for AI –

SCIENCE

The best new popular science books of February 2026 include titles by Maggie Aderin and Michael Pollan

Space scientist Maggie Aderin has a new book out this month Steven May / Alamy Stock Photo It’s nowhere near

SCIENCE

Polar bears are getting fatter in the fastest-warming place on Earth

Researchers tracked the body condition of polar bears in Svalbard Jon Aars, Norsk Polarinstitutt Polar bears have been getting fatter

SCIENCE

Menstrual pad could give women insights into their changing fertility

Menstrual pads can non-invasively collect information on a woman’s fertility Shutterstock/Connect world An at-home test built into a menstrual pad