By resurrecting a 3.2-billion-year-old enzyme and studying it inside living microbes, researchers at the University of ...

Sleep is a universal biological state that allows all animals, from mammals to amphibians, fish and even insects, to restore ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

Nitrogen, upon which all life on Earth depends, may hold the key for explaining how early life on the planet evolved and how it could evolve on other planets.

By Rhett Ayers Butler Singapore sells itself as an engineered miracle: a dense city that works, where heat, rain, and scarcity are managed rather than endured. Greenery is part of that bargain. Trees ...

Kirtida Mekani, who came from Karnataka and became one of Singapore’s most influential champions of environmental ...