News
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Planetary ScienceWater has been found in the dust of an asteroid thought to be bone-dry
Scientists detected water in bits of an asteroid thought to be devoid of the liquid. Such space rocks might have helped create Earth’s oceans.
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AnthropologyA jawbone shows Denisovans lived on the Tibetan Plateau long before humans
A Denisovan jaw is the earliest evidence of hominids on the Tibetan Plateau, and the first fossil outside of Siberia from the mysterious human lineage.
By Bruce Bower -
EarthDry sand can bubble and swirl like a fluid
Put two types of sand grains together in a chamber, and they can flow like fluids under the right conditions.