Biodiversity

Evidence of featherlike structures have been found for the first time in the fossil of a plant-eating dinosaur rather than the dinosaur lineage closely related to birds

As sea waters in the South Atlantic warm, the amount of krill available for seals drops, leading to a smaller yet more genetically varied population

A new arachnid family tree suggests that many spider species evolved away from web-weaving

As Arctic ice—and access to seals living there—disappears, polar bears show they can adapt to a land-based diet of geese, eggs and the occasional caribou

Biodiversity hotspots are golden places on earth where the number and diversity of animals and plants is exceptional. Environmentalists say that hotspots are the most critical of all places to protect against the ill effects of human development and climate change.

Harrison Ford, known for iconic roles such as Han Solo and the intrepid archaeologist, confronts the Indonesian forestry minister on television

Even before I arrived at the annual “Dialogue” of the Breakthrough Institute, an Oakland, California, think tank that challenges mainstream environmental positions, I was arguing about it.

Exercise combined with visual stimulation helps to quickly restore vision in unused eyes

A metabolic analysis suggests that dinosaurs could regulate their body temperatures, but only to a point

Growing up, I felt certain that grass and most trees did not have flowers. They just had leaves and seeds — that was all I could see, anyway.

The federal government has been sued to expand right whale conservation efforts in the North Atlantic