Watch NASA flying saucer test today

How to watch online as the saucer-shaped Low Density Supersonic Decelerator, or LDSD, test is broadcast beginning at 7 a.m. HST, 1 p.m. EDT, 1700 UTC.

Large Hadron Collider back in business

CERN in Switzerland announced today that a new research season has begun for the Large Hadron Collider, following a $150 million overhaul.

Photos from friends: June full moon

Full moon was Tuesday, June 2 at 12:19 p.m. EDT (16:19 UTC). From across Earth, the full moon is shining now from around sunset to dawn.

First images from Sunday’s last close sweep of Hyperion

The Cassini mission to Saturn - which has brought us so many breathtaking images - took a last close look at Saturn's moon Hyperion on Sunday.

Crashing comets may explain lunar swirls

Scientists see wispy swirls of bright soil on the moon. A computer simulation suggests the cause may be collisions by ancient comets.

Shock collision inside black hole jet

Time-lapse movie of plasma jet blasting from a black hole in a distant galaxy. It shows a rear-end collision between two high-speed knots of the jet's matter.

Bioluminescent surf in Tasmania

The beaches around Tasmania, an island off Australia's south coast, had a strong display of bioluminescence last month.

Strong earthquake strikes off Oregon coast

No tsunami warming, no apparent problems, from this 5.8-magnitude earthquake that struck in the ocean 281 miles west of Waldport, Oregon.

NOAA forecasts slow 2015 Atlantic hurricane season

NOAA forecasts 6-11 named storms, 3-6 hurricanes, and 0-2 major hurricanes.

Now is the time to prepare for hurricanes

Atlantic hurricane season officially begins June 1 and lasts through November. Preparing in advance saves lives. Some tips to help you plan, here.