Uncategorized
- Life
Piranhas and their plant-eating relatives, pacus, replace rows of teeth all at once
Piranhas and pacus both lose and replace all teeth on one side of their mouths in one go, which may help to distribute wear and tear.
- Space
Strontium is the first heavy element detected from a neutron star merger
The discovery of strontium created inside a neutron star smashup gives the clearest picture yet of what goes on inside this chaotic environment.
- Health & Medicine
Algae inside blood vessels could act as oxygen factories
Two types of light-responsive algae make oxygen inside tadpoles’ blood vessels.
- Quantum Physics
Google officially lays claim to quantum supremacy
The quantum computer Sycamore reportedly performed a calculation that even the most powerful supercomputers available can’t reproduce.
- Life
Aye-ayes just got weirder with the discovery of a tiny, sixth ‘finger’
Aye-ayes have a sixth “finger,” or pseudothumb, that may compensate for other, overspecialized fingers by helping the lemurs grip things.
- Health & Medicine
Prozac proves no better than a placebo in treating kids with autism
In a small clinical trial, drugs called selective serotonin reuptake inhibitors didn’t ease obsessive-compulsive symptoms in children with autism.
- Neuroscience
Light from outside the brain can turn on nerve cells in monkey brains
An extra-sensitive light-responsive molecule allowed nerve cells to be switched on or off with dim light.
- Neuroscience
Alzheimer’s may scramble metabolism’s connection to sleep
Mice designed to have brain changes that mimic Alzheimer’s disease have altered reactions to blood sugar changes.
- Animals
White bellbirds have the loudest known mating call of any bird
White bellbirds have the loudest mating call, according to scientists who compared the songs of bellbirds and screaming pihas in the Brazilian Amazon.
- Life
A peek inside a turtle embryo wins the Nikon Small World photography contest
The annual competition highlights the wonders to be found when scientists and photographers zoom in on the world around us.
- Planetary Science
Astronomers have spotted a new type of storm on Saturn
In 2018, telescopes on Earth and in space identified a never-before-seen kind of storm activity on the ringed planet.
- Earth
Powerful storms may be causing offshore ‘stormquakes’
A perfect-storm mixture of hurricane, ocean and seafloor topography can create distinct seismic signals called “stormquakes.”
