On Norway’s Svalbard archipelago, a rare animal is thriving—for now Photographs by Morgan Heim Text by Cheryl Katz Svalbard reindeer graze during an ... like a modern-day Valkyrie on a quest.

Have you ever wondered what happens beneath the waves while you sleep? Coral reefs are not just static underwater ...

The sun rises each day, but the amount of sunlight reaching Earth’s surface is not as constant as we might think. A new study ...

China appointed a new trade negotiator Wednesday in the midst of its tariff fight with the United States as the world’s two ...

Supreme Court has sternly ordered the Maharashtra government to vacate two residential flats in South Mumbai that have been under police occupation since 1940 ...

Explore the return of sunlight after years of global dimming. Discover how air pollution reduction is affecting sunlight ...

Q: Why do the planets all orbit the Sun in the same plane? —Randi Eldevik | Stillwater, Oklahoma Because of the way the Sun formed, explains David DeVorkin, a senior curator in the space history ...