Uncategorized
- Archaeology
Homo sapiens may have brought archery to Europe about 54,000 years ago
Small stone points found in a French rock-shelter could have felled prey only as tips of arrows shot from bows, scientists say.
- Quantum Physics
Google’s quantum computer reached an error-correcting milestone
A larger array of quantum bits outperformed a smaller one in tests performed by Google researchers, suggesting quantum computers could be scaled up.
- Astronomy
The James Webb telescope found six galaxies that may be too hefty for their age
The galaxies formed in the universe’s first 700 million years and may be up to 100 times more massive than predicted.
- Life
Chemical signals from fungi tell bark beetles which trees to infest
As fungi break down defensive chemicals in trees, some byproducts act as signals to bark beetle pests, telling them which trees are most vulnerable.
- Science & Society
Lots of people feel burned out. But what is burnout exactly?
Researchers disagree on how to define burnout, or if the phenomenon is really another name for depression. Helping people cope at work still matters.
- Life
Fungi don’t turn humans into zombies. But The Last of Us gets some science right
Fungi like those in the post-apocalyptic TV show are real. But humans’ body temperature and brain chemistry may protect us from zombifying fungi.
- Health & Medicine
A new treatment could restore some mobility in people paralyzed by strokes
Electrodes placed along the spine helped two stroke patients in a small pilot study regain control of their hands and arms almost immediately.
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How the science of rocks is like the science of humans
Editor in chief Nancy Shute examines how a simple question can lead to a complex search for answers in both geology and human psychology.
- Space
What has Perseverance found in two years on Mars?
NASA's Perseverance rover has turned up volcanic rocks, signs of flowing water and some of the materials necessary for life.
- Tech
This robot automatically tucks its limbs to squeeze through spaces
Inspired by ants, a robot with telescoping legs can crawl under low ceilings, climb over steps and move on grass, loose rock and mulch.
- Climate
Greta Thunberg’s new book urges the world to take climate action now
Greta Thunberg's ‘The Climate Book’ covers the basic science of climate change, the history of denialism and inaction, environmental justice and solutions.
