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EarthSky Voices

MarCO: Tiny cube satellites headed to Mars

These boxy satellites, small enough to fit in a backpack, are currently trailing thousands of miles behind the InSight spacecraft on their way to Mars.

Birds flying south. How many will return?

Contrary to popular thought, birds wintering in the tropics survive the winter better than birds wintering in the U.S. That’s despite the fact that tropical wintering birds migrate 3 to 4 times farther.

Scientists discover earliest human drawing yet

This month, scientists published their discovery of 73,000-year-old cross-hatchings found in a South African cave. It’s now the earliest known drawing and evidence of early humans’ ability to store information outside the human brain.

10 years of Large Hadron Collider discoveries

The Large Hadron Collider (LHC) has generated mind-blowing science in the last decade – including the Higgs boson particle. How the LHC, one of the most complex machines ever created, is helping physicists decode the universe.

How meteorologists predict the next big hurricane

Hurricane Florence is barreling for U.S. coast, right at the height of hurricane season. How do experts know when and where the next big hurricane is going to hit? It’s complicated.

Top 3 myths about jellyfish

Myth #3: Applying urine to a jellyfish sting can reduce the pain

Wildlife hotspots thanks to livestock dung heaps?

Some of the African savannah’s most biologically diverse wildlife hotspots owe their vitality to heaps of manure deposited over thousands of years by livestock of wandering herders, says a new study.

Why you can smell rain

What you’re smelling is petrichor – a pleasant, earthy scent that accompanies a storm’s first raindrops. A weather expert explains where it comes from.

How a volcano helped defeat Napoleon at Waterloo

In June 1815, the Allied army defeated Napoleon’s army at Waterloo. An Indonesian volcano helped, says a scientist at Imperial College London.

Why are some species more likely to go extinct?

Death is inevitable for individuals and also for species. With help from the fossil record, paleontologists are piecing together what might make one creature more vulnerable than another.