All Stories
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Archaeology
A digital exam reels in engraved scenes of Stone Age net fishing
Nearly 16,000-year-old portrayals of fish surrounded by nets had evaded detection until a new technique took magnification to a new level.
By Bruce Bower -
Archaeology
A huge, ancient Maya city has been found in southern Mexico
Lasers revealed that the city spanned roughly the same area as Beijing and may have been among the most densely populated in the region.
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Agriculture
Exploiting a genetic quirk in potatoes may cut fertilizer needs
A gene controlling potato growth limits the plant’s fertilizer uptake. Tweaking related genes could lead to more sustainable potato varieties.
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Animals
Putting vampire bats on treadmills reveals an unusual metabolism
A bat gym shows that vampires are more like some insects, burning amino acids from blood proteins rather than the carbs or fats other mammals rely on.
By Susan Milius -
Tech
Feather-inspired airplane flaps could boost flight performance
Rows of flaps inspired by bird wing feathers improve airfoil performance by boosting lift, reducing drag and mitigating stall.
By Nikk Ogasa -
Anthropology
The ‘midlife crisis’ is too simple a story, scientists say
Some scientists want to shift focus to the teen mental health crisis. But the course of happiness is too complex for simplistic theories, experts warn.
By Sujata Gupta -
Humans
A phone app could help people have lucid dreams
New experiments show that an app developed by researchers can boost snoozing users’ likelihood of knowing when they are having a dream.
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Astronomy
A zombie star’s spiky filaments shed light on a 12th century supernova
A 3-D map of the strange remains of a supernova seen in 1181 traces the odd tendrils of gas that jut out for several light-years in all directions.
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Rethinking archaeology and place
Editor in chief Nancy Shute discusses efforts of Indigenous people in British Columbia to preserve ancient trails.
By Nancy Shute -
Health & Medicine
Why finding bird flu in a U.S. pig for the first time is raising new worries
Swine can act as so-called “mixing vessels” for human and bird flus, giving avian viruses an opportunity to adapt for spreading in people.
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Psychology
Smiles tweaked by AI can boost attraction, a speed-dating study shows
Using face filters to alter expressions manipulated feelings of attraction, raising questions about how such technology may influence social interactions.