With its ancient streets, convent sweets and Roman ruins, Alentejo's capital blends rich history with a youthful energy.

Even those who’ve never been to Moscow recognize the colorful domes of St. Basil’s Cathedral, which sits on Red Square below the ramparts of the Kremlin. The Kremlin’s tower-studded, walled complex of ...

Once a crucial caravan stop on the Silk Road, Khiva is one of Central Asia’s best-preserved medieval settlements. The Uzbek ...

In 2013, NASA discovered a bacteria evading its most stringent disinfections. Scientists just figured out how it does it.

The region tempts with sandy beaches fringed by palm trees and lapped by turquoise waters, but there’s more to look out for, ...

Reigning champ and underdog team up to share ultrarunning's top prize.

A new study sheds light on how these reptiles become “mummies” and paints a picture of what these ancient animals looked like ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

Ghosts stories appear in several surviving texts from ancient Rome. What do they reveal about the people who told them?

One of the world's most visited cities, Istanbul offers a wide range of hotels, from palatial seaside mansions to luxury ...

These urban oases, in cities from Barcelona to Tokyo, provide a calming break from the bright lights and crush of the crowds.