News in Brief
- Physics
Scientists take first picture of thunder
Scientists precisely capture thunder sound waves radiating from artificially triggered lightning.
- Astronomy
Cosmic threesomes make some galaxies run away
Extremely rare, free-floating galaxies called compact ellipticals may have been ejected from their home clusters after a massive intergalactic meet-up.
- Earth
Massive magma pool found deep below Yellowstone
Earthquake waves reveal massive magma reservoir deep inside the Yellowstone supervolcano.
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- Neuroscience
Tinnitus causes widespread trouble
People don’t just hear the phantom ringing of tinnitus in the part of the brain that processes sounds.
- Animals
Finland’s brown bears on surprise fast track to recover diversity
Brown bears in southern Finland show surprisingly fast improvements in genetic diversity and connections with other bears.
- Physics
An even more precise atomic clock
An atomic clock described April 21 in Nature Communications is about three times as precise as its record-setting predecessor.
- Plants
Bits of bacterial DNA naturally lurk inside sweet potatoes
Samples of cultivated sweet potatoes worldwide carry DNA from Agrobacterium cousin of bacterium used for GMOs.
- Astronomy
Cosmic rays misbehave in space station experiment
A puzzling feature in a new cosmic ray census may force physicists to rethink which cosmic objects send these speedy particles hurtling across the galaxy.
- Astronomy
Color differences could recalibrate cosmic acceleration rate
Color differences in a class of supernovas could lower estimates of how much dark energy is in the universe.
- Astronomy
A look back in time reveals Milky Way’s evolution
A sample of galaxies covering 11 billion years of cosmic history helps astronomers document how the Milky Way evolved.
- Astronomy
Ringing rings reveal Saturn’s innards
Scientists propose that exotic structures are buried within Saturn, based on analyses of subtle vibrations in the planet’s rings.
