The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

To decide on the location of the Great Filter (or collection of Lesser Filters), we don’t have a lot of evidence to go on.

ESA’s Euclid mission mapped 26 million galaxies, revealing galaxy shapes, cosmic structures, and gravitational lenses ...

Hundreds of animals, from tiny ants to mighty hippos, are shaping the Earth's surface as powerfully as floods and storms. These animals effectively act as landscape engineers, reorganizing soils and ...

Public lands are quintessentially American, and in many ways they define and shape the American identity. There are a few ...