Uncategorized
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CosmologyA massive cosmic ring may challenge a key assumption about the universe
At 3.3 billion light-years across, the ring may challenge the “cosmological principle” that the universe looks uniform at sufficiently large scales.
- Anthropology
This hand stencil in Indonesia is now the oldest known rock art
The work suggests early Homo sapiens developed enduring artistic practices as they moved through the islands of Southeast Asia.
By Tom Metcalfe -
Particle PhysicsPhysicists discovered neutrinos 70 years ago. The ghostly particles still have secrets to tell
Neutrinos have kept scientists on their toes in the decades since they were discovered.
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LifeThere’s life beneath the snow, but it’s at risk of melting away
An array of animals and plants survive winter in the subnivium, nature’s igloo.