Eleanor Imster

Asteroid Day is June 30

The 5th annual Asteroid Day is Sunday, June 30. Here’s how to participate.

Smooth gray stripes on left hand side, rougher gray stripes at right.

See super-detailed images of Saturn’s rings

Textures and patterns, from clumpy to straw-like, pop out of these images from the Cassini mission. “It’s like turning the power up a notch on what we could see in the rings,” said a scientist.

Moonlit night in Yosemite

Moonlit rainbow over cascading Yosemite waterfall.

Gray rocky area with nameplate saying 'Curiosity" in lower left corner.

Unusually high methane levels detected on Mars

Last week, the Mars Curiosity rover detected its largest-yet measurement of methane. It’s exciting because microbial life is an important methane source on Earth (though methane can also be created in other ways).

It’s twilight time: 15 favorite photos

“Love prefers twilight to daylight”
– Oliver Wendell Holmes

Vertical while line in a blue sky.

Watch night launch of SpaceX Falcon Heavy June 24

Liftoff is targeted at 11:30 p.m. EDT, with a 4-hour launch window. SpaceX is calling the launch its most difficult ever, because the rocket must release 24 satellites into 3 different orbits.

Airglow over Halcottsville, New York

The Milky Way rising over a silo.

Yellow puppy with a sad face.

The science behind puppy dog eyes

You know that look your dog gives you, with the raised eyebrows, that melts your heart? A new study says that wolves don’t do it. It’s a part of how dogs have evolved to communicate with humans.

Illustration of sandy coastline with pterodactyls and other dinosaurs.

Baby pterodactyls could fly from birth

A new study suggests the prehistoric reptiles could fly right after hatching. It’s an ability no other flying animal living today, or in the history of life as we know it, has been able to replicate.

Side view of thee head of an animal with large lips, a boney noseplate and small eye.

Fossils reveal new details about hadrosaur’s appearance

More evidence for a showy, fleshy snout for the hadrosaur, part of the family of duck-billed dinosaurs. These creatures lived 75 million years ago in what’s now northern Montana and southern Alberta, Canada.