Towns and cities create an orange glow on the horizon at night. It's so widespread that it even disturbs sea creatures.
Aug. 11, 2020 • ~6 min
Tags: moon wildlife marine-biology stars milky-way light-pollution artificial-light night-sky coastal-areas
To safely explore the solar system and beyond, spaceships need to go faster – nuclear-powered rockets may be the answer
An update of 50-year-old regulations has kickstarted research into the next generation of rockets. Powered by nuclear fission, these new systems could be the key to faster, safer exploration of space.
May 20, 2020 • ~10 min
Tags: space nasa mars donald-trump space-shuttle moon apollo-11 space-exploration voyager future rockets darpa nuclear-fission
From the Moon's size to the first calculator, the ancients made some jawdropping discoveries without modern technology.
April 24, 2020 • ~8 min
Tags: astronomy moon earth ancient-greece sun
The Earth and the Moon were long thought to be virtually identical in composition. Now we know they are not.
March 9, 2020 • ~5 min
Tags: solar-system isotopes moon space-exploration earth
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