Life
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We summarize the week's scientific breakthroughs every Thursday.
- Plants
Plants might remember with prions
A plant protein has passed lab tests for prionlike powers as molecular memory.
By Susan Milius - Plants
Prions may help plants remember
A plant protein has passed lab tests for prionlike powers as molecular memory.
By Susan Milius - Life
Uncertainty is stressful, but that’s not always a bad thing
Life is full of stressful, ambiguous situations. But a new study shows that the ones we can predict stress us out less, and may even help us learn.
- Life
Bacteria use cool trick to make ice
By reordering nearby water molecules, Pseudomonas syringae bacteria can make ice.
- Humans
Gelada monkeys know their linguistic math
The vocalizations of gelada monkeys observe a mathematical principle seen in human language, a new study concludes.
- Paleontology
Baby titanosaur was parents’ Mini-Me
Babies of one species of titanosaur resembled mini-versions of full-grown adults, and probably acted like them, too.
By Meghan Rosen - Life
Gene found that controls beak size in Darwin’s finches
A beak-size gene helped determine whether Darwin’s finches survived a drought.
- Neuroscience
Left brain stands guard while sleeping away from home
Part of the left hemisphere stands sentry while the rest of the brain and body snooze.
- Paleontology
Clearer picture emerging of dinosaurs’ last days
Dinosaurs’ final days may have included both a giant asteroid and gradual species die outs. Two new studies paint an increasingly intricate picture of dinosaur’s demise.
By Meghan Rosen - Agriculture
Bacterium still a major source of crop pesticide
Bacillus thuringiensis bacteria have provided pest-fighting toxins for over 50 years.
- Health & Medicine
‘Dirty’ mice better than lab-raised mice for studying human disease
Dirtier mice may better mimic human immune reactions.
- Animals
Cave-dwelling salamander comes pigmented and pale
Something’s funny in the family tree of pale, slinky cave salamanders.
By Susan Milius