Researchers have documented orcas seemingly gifting rays, seals and fish to scientists and divers, which could suggest they ...

Eggs and embryos from people with polycystic ovary syndrome have altered patterns of so-called epigenetic tags, which could ...

AI models change their medical recommendations when people ask them questions that include colourful language, typos, odd ...

A long-lasting formulation of an antiviral drug greatly reduced people’s risk of a symptomatic flu infection in a trial, and ...

With the help of powerful computers, researchers discovered a four-sided shape that naturally rests on one side, and built a ...

Helping yourself get to sleep isn’t just about avoiding screens before bedtime. From cognitive shuffling to sleep-restriction ...

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

Our climate seems to be more sensitive to greenhouse gas emissions than some researchers had hoped, meaning the world will ...

With their country threatened by sea level rise, the people of Tuvalu have been offered an escape route through an agreement ...

A high-speed crash between two dwarf galaxies might explain a unique feature in space – and provide useful information on ...

Large sea anchors could be used to drag water under a bold plan to keep the Atlantic Meridional Overturning Circulation ...

Since 1970, heart attack deaths have fallen almost 90 per cent in the US, though deaths from chronic heart conditions have ...