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Bushfire near Masai Mara Reserve, Kenya

Exploding stars could have kick-started our ancestors’ evolution

9 October 2017

The savannahs early hominins occupied might have appeared thanks to a spate of wildfires 8 million years ago – which might in turn be linked to a nearby supernova
The sun's disc

The sun's energy could speed up dark matter so we can detect it

5 October 2017

If dark matter is made of ultra-light particles with very little energy, one way to find them is to catch them after they ricochet off the sun

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