Space
A lottery has gears. Quantum chance has none
A lottery drum has gears behind every draw. Quantum randomness has none, and physicist Alexey Semikhatov says that is hard to wrap your head around.
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Articles
Space
The Cosmic Laser Pointer That Could Burn Away Our Ozone
An astrophysicist compares a gamma-ray burst to a laser pointer aimed at Earth: ozone stripped, mutations, and a chance of about once in 100 million years.
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Space
Webb Has Never Caught a Cosmic Blast. A Garden Telescope Did
Webb and Hubble have fields of view 10,000 times smaller than a wide-field robotic telescope. Vladimir Lipunov on why explosions get caught by networks.
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Space
Your gold ring was forged when two dead stars collided
Astrophysicist Vladimir Lipunov on the kilonova of 2017: two neutron stars merged, and the debris carried the gold and platinum we wear.
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Space
The Ten-Second Window Onto a Black Hole's Birth
A supernova hides the core of a dying star for up to 100 days. A rare gamma-ray burst pierces the shell and shows the black hole forming in seconds.
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Space
Where are the aliens? Maybe computing inside black holes
Physics caps how fast any computer can run. An AI expert argues the machine at that cap would look like a black hole, and that this could explain the silent sky.
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