In high enough doses, hydrogen cyanide can kill an adult human in minutes, but the chemical may be the reason why we’re here ...

Scientists gather for the 63rd session of the Intergovernmental Panel on Climate Change in Lima, Peru, on Oct. 27, 2025. (Peru Ministry of Environment) This article originally appeared on Inside ...

The animal kingdom is full of examples of species that can fully regenerate their vision, but unfortunately, humans are not among them. A new study highlights that mammals aren’t without some nifty ...

Scientists are edging closer to something that once sounded like science fiction: using living cells themselves to recharge the body’s failing power supply and potentially roll back some of the damage ...

At the center of our galaxy, there's a mysterious, diffuse glow given off by gamma rays — powerful radiation usually emitted by high-energy objects such as rapidly rotating or exploding stars.NASA's ...

Chimps may revise their beliefs in surprisingly human-like ways. Experiments showed they switched choices when presented with stronger clues, demonstrating flexible reasoning. Computational modeling ...

The mystery of why rocky cliffs near Ancona, Italy, are covered in thousands of moon-shaped marks may have finally been ...

If there were ever an animal that seemed built for space, it might be the water bear. Also known as tardigrades, these microscopic creatures already s.