Posts by 

EarthSky Voices

10 things about Martian dust storms

Mars' massive dust storms have been challenging - and enticing - scientists for decades. From NASA, here’s the scoop on Martian dust.

Tick’s worst day ever preserved 100 million years

A bit of amber preserved a drama from 100 million years ago, an interaction between a tick and a spider.

More wildlife now working the night shift

It's getting harder for wild animals to find human-free spaces on Earth. New research suggests that human disturbance is creating a more nocturnal natural world.

Kilauea volcano lava river flows to sea

Kilauea volcano's Fissure 8 has produced a large, channelized lava flow that's acted like a river, eating through the landscape, finally producing clouds of steamy, hazardous "laze" as hot lava meets the cold ocean.

From pulsar to magnetar? Or vice versa?

Since the 1970s, scientists have treated pulsars and magnetars as 2 distinct populations of objects. Now they think they might be stages in a single object's evolution. A new NASA ScienceCast has more.

How far away was that lightning?

When you see a flash of lightning, do you count seconds until it thunders? An atmospheric scientist comments ...

New Horizons is awake!

New Horizons is boldly exploring where no spacecraft has before. It's the craft that swept past Pluto in 2015. Now it's preparing for its next encounter on January 1, 2019.

When did humans learn to count?

Linguistic clues show how people around the world first developed mathematical thought.

Can you see better than your dog, cat, or goldfish?

How does your kitchen look through the eyes of a cat, fish, fly or mosquito? A new study compares our human eyesight to the vision of other creatures.

The Standard Model theory of particle physics

"What a dull name for the most accurate scientific theory known to human beings ... As a theoretical physicist, I’d prefer 'The Absolutely Amazing Theory of Almost Everything'."

2026 Donation Campaign

If EarthSky has ever helped you discover something new, prepare for an eclipse, spot a planet, or simply inspired a moment of wonder, today is the perfect day to give back. Your donation helps keep trusted science news, expert night sky guides, and independent science journalism free for everyone.

Please help keep EarthSky going by donating today!

Please help keep

EarthSky going!

If you've already donated, we apologize for the popup and greatly appreciate your support.