Humans
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We summarize the week's scientific breakthroughs every Thursday.
- Humans
Chemical behind corked wine quashes other aromas
Old sock smell signals contamination but doesn't belong to TCA, study proposes.
- Psychology
Bad acts spark a ‘cheater’s high’
Committing low-stakes acts of dishonesty enhances perpetrators’ moods.
By Bruce Bower - Health & Medicine
Alzheimer’s disease protein structure may vary among patients
Two people with different symptoms had amyloid-beta fibers with different shapes.
- Health & Medicine
Vaccine stops deadly sand-fly-spread scourge in animal test
A DNA vaccine triggers protection against the sand-fly-borne scourge Leishmania.
By Nathan Seppa - Health & Medicine
Szechuan pepper taps at nerve fibers
The spice makes lips tingle at 50 beats per second, researchers find.
- Health & Medicine
Fructose may be key to weight gain
Mice that could not make or metabolize the sugar gained less weight than normal mice.
By Nathan Seppa - Math
Egypt wasn’t built in a day, but it did rise quickly
New timeline of ancient civilization’s earliest days finds little time between earliest villages and dominant centralized state.
By Andrew Grant - Humans
Babies perk up to sounds of ancient hazards
Evolution has primed infants to focus on noises linked to longstanding dangers, a new study finds.
By Bruce Bower - Psychology
Behind the Shock Machine
The Untold Story of the Notorious Milgram Psychology Experiments by Gina Perry.
- Health & Medicine
Device offers promise of no brain tumor left behind
A new technique might allow surgeons to identify with precision where brain cancer ends and healthy tissue begins.
By Nathan Seppa - Humans
The Tune Wreckers
People who can’t carry a tune, or can but think they can’t, are a rich resource for researchers studying musical ability.
By Bruce Bower - Health & Medicine
Gut infections keep mice lean
Bacteria can invade one rodent from another, preventing both from getting fat.
By Meghan Rosen