New map of the night sky reveals 300,000 'hidden' galaxies
February 20, 2019, 12:22 p.m. by Michael d'Estries
Astronomers say the discovery is the beginning of a new dawn in charting the universe.
Why the new U.S. public lands bill is such a big deal
February 19, 2019, 10:49 a.m. by Michael d'Estries
Here are a few highlights from legislation that's poised to boost wilderness protection across the country.
Space travel changes our genes, and NASA's Twin Study proves it
February 18, 2019, 11:30 a.m. by Michael d'Estries
Studying the genetic differences between twins Scott and Mark Kelly, NASA gets some unexpected results.
NASA's record-setting Mars Opportunity rover is officially dead
February 13, 2019, 2:49 p.m. by Michael d'Estries
The rover was originally meant to only live for 90 days.
Ancient supernova saved Earth from watery grave, study suggests
February 13, 2019, 8:21 a.m. by Michael d'Estries
Scientists say the explosion of a dying star may have helped partially dried the icy building blocks of an early Earth.
NASA spacecraft to map out asteroid that's heading our way
February 12, 2019, 12:20 p.m. by Michael d'Estries
Space agency is preparing its OSIRIS-REx spacecraft for a rendezvous with the potentially dangerous celestial giant.
England launches 'cosmic census' to combat light pollution
February 11, 2019, 1:29 p.m. by Michael d'Estries
English star count hopes to engage stargazers and draw attention to the threat of light pollution.
Satellite snaps first-ever group shot of Earth and the moon's far side
February 8, 2019, 8:21 a.m. by Michael d'Estries
Historic photo was captured by an optical camera onboard China's Longjiang-2 satellite.
Rare weather phenomenon triggers air-quality alerts in D.C.
February 7, 2019, 11:12 a.m. by Michael d'Estries
A 'capped inversion' trapped air pollutants near the ground.
Why NASA is studying an island that didn't exist until 4 years ago
February 6, 2019, 10:15 a.m. by Michael d'Estries
The extremely rare South Pacific island is one of 3 new islands to form in the last 150 years.
'Signing Day' recognizes high school seniors starting jobs, not college
Turtle 'marriage' ends after 115 years
Geese with ice-covered beaks get a helping hand from humans
103-year-old becomes junior ranger for Grand Canyon National Park
Honey badger fights leopard to rescue her baby
Interactive map plots your address over 750 million years of Earth's history