Smithsonian ecologist Andre Rovai studies how mangroves fight sea level rise, protecting military installations on the coast.

In March of 1776, Abigail Adams — who would go on to become the nation’s second first lady — wrote a letter to her husband, ...

Known as the Tougaloo Nine, the demonstrators staged a sit-in that helped the NAACP push for the desegregation of public ...

The Library of Congress has acquired a drawing and accompanying lithograph of Yosemite Falls created by Gold Rush-era artist ...

The findings could help explain the purpose of dreams and help physicians better treat people with sleep disorders ...

NASA / JPL-Caltech NASA has big, potentially revolutionary plans coming up. On March 24, the agency announced that it wants ...

Engaging in "rough play" might help young males practice for future headbutting contests in which they compete for mates ...

The Toledo Museum of Art is showcasing a treasure trove of masks, amulets, spellbooks and gems dating to between 2000 B.C.E.

The projectile is made of bronze, which suggests it was fired by the Mexican Army during the siege leading up to the 1836 ...

For hundreds of years, Khasi and Jaintia people in Meghalaya, India, have woven the roots of Indian rubber trees into ...

Discovered in present-day Israel, the beads suggest that Natufian groups used clay for symbolic purposes many years earlier ...

A regent honeyeater at the Taronga Zoo in Sydney, Australia, which is one of the study sites where the critically endangered ...