It’s a mystery why hunter-gatherers from the Stone Age crafted weapons from human bone.
It’s a mystery why hunter-gatherers from the Stone Age crafted weapons from human bone.
Eating too much sugar on antibiotics could squash helpful gut bacteria 
Electric stoves could help people with asthma breathe easier 
A nanoparticle revealed the tiny impact of a single gas atom 
Was van Gogh’s ‘The Starry Night’ a flight of fancy or a real sky? 
This ‘living drug’ could change the course of autoimmune disease 
AI could turn scientific papers into research assistants 
World News in Brief: Russian attacks intensify, UN team tours West Bank, ‘unlawful’ elderly deaths 
Mothers get nearly eight times more paid leave than fathers – and women pay the price