News
- Space
Physicists dispute a claim of detecting a black hole’s ‘photon ring’
A thin ring of light around a black hole, which would probe gravity in a new way, has been found, one team claims. Skeptics aren’t convinced.
- Paleontology
This bizarre ancient critter has been kicked out of a group that includes humans
A wee sea creature without an anus was thought to be the oldest deuterostome. New imaging showing it had spines led to its reclassification.
- Earth
The Tonga eruption may have spawned a tsunami as tall as the Statue of Liberty
A massive undersea volcanic eruption in the South Pacific in January created a tsunami that was initially 90 meters tall, computer simulations suggest.
