Science & Society
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Health & MedicineStrict gun laws ended mass shootings in Australia
Australia enacted tough gun laws in 1996, which cut gun exposure — especially to semiautomatic weapons. Since then, new data show, that nation has experienced zero mass shootings.
By Meghan Rosen -
Science & SocietyCave holds earliest signs of fire-making in Europe
Ancient burned bone and heated stones in a Spanish cave are the oldest evidence of ancient fire-making in Europe.
By Bruce Bower -
ArchaeologyHunter-gatherers roamed Florida 14,500 years ago
Tools and bones from a submerged site in Florida show that Stone Age people lived in North America earlier than was once thought.
By Bruce Bower -
ArchaeologyRemains of long-ago child sacrifices found in Belize cave
Thousands of bones in Belize’s Midnight Terror Cave show that the Maya had a long tradition of human sacrifices. New data show that many had been children.
By Bruce Bower -
ComputingNew device identifies money by its color
Two teens have invented a gadget that can help the blind identify the value of a banknote based on its color.
By Sid Perkins -
Health & MedicineTeen vaping soars past cigarette use
Most U.S. states ban sales of e-cigarette products to kids. Still, new data show that it’s no sweat for tweens and teens to buy them online.
By Janet Raloff -
Science & Society‘FabLab’ brings cool science to TV
FabLab is a new series that brings science, technology, engineering and math subjects to TV and the Web.
By Gerri Miller -
Science & SocietyThe 2016 Intel Scientist Talent Search on Twitter and beyond
On March 15, the Intel Science Talent Search celebrated its 75th anniversary. See this year’s competition through social media.
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MathU.S. grasp of science is improving — but there’s a catch
Americans’ grasp of science is improving. But a new study shows that adults’ scores can vary depending on how questions are phrased.
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Health & MedicineNew devices coming to assist the disabled
New technologies, including motorized prosthetics and stair-climbing wheelchairs, could someday help people overcome a range of disabilities.
By Sid Perkins -
BrainEarly intro to sign language has lasting benefits
Children introduced to sign language as babies performed better on mental-processing tasks at age 12 — and as adults — than did people who learned sign language at age 3.
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AgricultureA shock to the food system
Droughts and other weather extremes caused by climate change are dramatically increasing the risk of short-term interruptions in the supplies of food.
By Sid Perkins