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The ancestors of ostriches and emus were long-distance fliers – here’s how we worked this out
A 56 million-year-old fossil bone helps explain how this (mostly) flightless family of birds spread to so many different continents.
50 years ago, NASA sent 2 spacecraft to search for life on Mars – the Viking missions’ findings are still discussed today
The Viking missions paved the way for future Mars missions and helped researchers understand the red planet’s climate and geology.
How is paint made?
Different paint recipes work for different uses. Two art conservators explain how analyzing paints from the past can reveal how they were made – and how best to preserve them.
Glass seems simple − it’s just sand and a few more ingredients. Yet mining and production are rarely local, raising questions about sustainability.
Global cooling associated with the impact of supernova remnants may have affected plants and animals, including species related to humans.
Two new studies challenge scientists’ previous theories on how the very first stars in the universe formed.
If you try to launch or land a spacecraft anywhere close to another object on the lunar surface, that object will get sandblasted with rocks, dust and sand.
