Science

In 1996, paleontologists made a startling discovery in northwestern Madagascar. Among dinosaur bones and sandy sediment there emerged a 167-million-year-old...

Fossils from animals including dinosaurs and stingrays more than 100 million years old were uncovered in a Maryland park in...

Everett I. Mendelsohn, a longtime Harvard professor who as a scholar of the history of science explored how the evolution...

Atherectomies and other procedures on Kelly Hanna’s veins and arteries started in February 2019. Her records do not always show...

Of all the long-running disputes in archaeology, few roil scholars more than the question of when humans arrived in the...

This week, we invite participants to try birding by ear. Practice identifying five species common to your area by their...

A World Health Organization agency declared on Thursday that aspartame, an artificial sweetener widely used in diet drinks and low-sugar...

Why It Matters: Competition in the rocket business.In recent years, the business of launching spacecraft and astronauts to orbit has...

Evelyn M. Witkin, whose discovery of the process by which DNA repairs itself opened the door to significant advances in...

Auke-Florian Hiemstra, a biologist who studies how wild animals repurpose human materials, thought he had seen everything. In his research...