Posts by 

EarthSky Voices

Lightning safety: Here’s what you need to know

Read up on lightning safety tips. Do you know whether it's safe to be at the beach in a lightning storm? How about a golf cart? Do rubber tires make you safe?

Carbon capture is controversial, but it may be crucial

Carbon capture - first used in the 1920s - has a critical role in reaching net zero emissions of the greenhouse gas carbon dioxide.

What is the heliosphere and how can we measure it?

The heliosphere is a bubble of solar gas that extends outward and protects the planets from interstellar radiation. Scientists would like a probe to study it.

Epic solar storm effects seen by Mars rovers

The sun lobs its particles into the solar system, and studying this space weather on Mars helps us understand what future astronauts might face there.

The last Milky Way galactic collision was a recent event

The Milky Way has collided with many other galaxies. The Gaia space telescope found the most recent galactic collision happened later than we thought.

Fastest carbon dioxide surge ever during year of extremes

Atmospheric carbon dioxide is accumulating faster than ever, accelerating to levels far above any experienced during human existence, say climate scientists.

Heatwaves: How animals adapt to cope with them

Evolution alone cannot protect animals from climate extremes like heatwaves and deep cold. Animals are adapting their behavior to help survive global warming.

D-day secret weapon: wetland science at Normandy

Wetland science and covert raids helped Allied forces gather critical information prior to the D-Day landing in Normandy, France on June 6, 1944.

Webb finds most distant galaxy known so far

Astronomers using the Webb space telescope have discovered the most distant galaxy yet known. It existed 290 million years after the Big Bang.

Scientists discover a nitroplast, the 1st of its kind

Scientists announced the discovery of the first nitroplast, a nitrogen-fixing organelle. It's just the 4th example in history of primary endosymbiosis.

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.