Humans
We summarize the week's scientific breakthroughs every Thursday.
- Psychology
Rethinking light’s speed, helping young adults with autism and more reader feedback
Readers discuss the best ways to replicate findings in scientific studies, help teenagers with autism transition to adulthood, and more.
- Chemistry
Air pollution molecules make key immune protein go haywire
Reactive molecules in air pollution derail immune responses in the lung and can trigger life-long asthma.
- Astronomy
What’s in a name? In science, a lot
Classification systems are essential to science. But any classification system, however useful, is ultimately simplistic.
- Health & Medicine
Clean-up gene gone awry can cause Lou Gehrig’s disease
Scientists have linked mutations on a gene involved in inflammation and cell cleanup to ALS, or Lou Gehrig’s disease.
- Chemistry
Today’s pot is more potent, less therapeutic
The medicinal qualities of marijuana may be up in smoke thanks to years of cross-breeding plants for a better buzz.
- Anthropology
How to reconstruct the face of an extinct human ancestor
3-D designer reconstructs portraits of ancestors for the human family album.
- Humans
The expressive face of human history on display
Busts on display in an Italian exhibit flesh out hominid skulls using the latest in 3-D reconstruction.
- Archaeology
Telling stories from stone tools
Existing stone tool categories may hide more than they reveal. New methods for analyzing stone artifacts aim to better reconstruct how hominids interacted and moved across Africa, Asia and Europe.
- Anthropology
‘The Invaders’ sees dogs as key to modern humans’ success
Neandertals went extinct when Homo sapiens transformed wolves into hunting aids, author proposes.
- Anthropology
Cache of eagle claws points to Neandertal jewelry-making
Eagle-claw jewelry points to Neandertals’ symbolic behavior before contact with humans, researchers argue.
- Tech
Plans fizzled for nuclear-powered artificial heart
In 1965, researchers saw a nuclear-powered heart in the future.
- Health & Medicine
Prospective Crohn’s drug yields high rate of remission
An experimental Crohn’s disease drug triggers a high remission rate in patients.
