Africa has new purple-clad warriors more than 200 feet beneath the ocean’s surface. 

At first glance, Finca El Ocaso, located in the hills outside Salento, Colombia, could be mistaken for a natural forest: rows of squat Arabica coffee trees are interspersed with plantain, banana, and lime and shaded by towering nogal cafatero trees, whose high canopy hosts flocks of chattering parrots and other birds. 

Citrus fruits, coffee and avocados: The food on our tables has become more diverse in recent decades. 

Research published in this week’s issue of Nature Communications reveals a considerable chance for an ice-free Arctic Ocean at global warming limits stipulated in the Paris Agreement.

A massive complex of thunderstorms over the southeastern United States slid into the northeastern Gulf of Mexico and now has the potential to develop into a tropical cyclone.

Ice on the Greenland Ice Sheet doesn’t just melt. The ice actually slides rapidly across its bed toward the ice sheet’s edges.

Research for the benefit of food security: A new line of barley achieves good crop yields even under poor environmental conditions. 

A study released today provides the most complete list yet of the advantages of solar energy — from carbon sequestration to improvements for pollinator habitat. 

A team at the University of Tsukuba introduced a new procedure of harvesting energy and organic molecules from algae using nanoporous graphene and porous graphene foams. 

Populations living around Amazon areas where forests are cleared with fires to grow crops in soils fertilised by the ashes might have an increased risk of DNA damage, mutation and cancer because of the air pollution.