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Breakthroughs include measuring the true nature of the universe, finding new species of human ancestors and unlocking new ways to fight disease.

Ivittuut held the world's largest reserve of naturally occurring cryolite, a mineral that was used in the manufacturing of fighter planes.

A trove of arboreal fossils pushes back the origin of modern forests and sophisticated tree roots.

A photojournalist journeys to the Sahara-Sahel desert of remote northern Africa to catalogue the state of emergency on the ground.

The impact of one heroic flight would take decades to reconcile

The piece of Birch tar, found in Denmark, contained the mouth microbes of its ancient chewer, as well as remnants of food to reveal what she ate.

The natural light of insects and sea creatures can help doctors illuminate HIV and even kill cancer cells.

The two-wheelers revolutionized personal transport—and led to surprising societal changes.

The much-loved children's toy was a desperate spinoff of a putty used to clean soot off of wallpaper.

Researchers are developing a new long-acting, self-administered device that delivers hormones beneath the skin's surface.

The 1989 movie may have saved the Disney corporation, but it also sent important messages about identity to its young audiences.

In 1897, the California native went to the frozen North looking for gold. What he found instead was the great American novel.

How a covert US Army intelligence unit canvassed war-torn Europe, capturing intelligence with incalculable strategic value.

In her new book 'The Art of Looking Up,' Catherine McCormack captures stunning ceilings around the globe

Beautiful and insightful, the illustrations of the German naturalist helped shape a new understanding of the world