A study of 143 piercing tools, from tusks to love darts, finds they trade off piercing ability for durability. And no one shape wins out.
A study of 143 piercing tools, from tusks to love darts, finds they trade off piercing ability for durability. And no one shape wins out.
Earwax’s surprisingly slippery but sticky properties deters insects 
Food contains thousands of overlooked chemicals. This physicist is mapping them 
How hawkmoths turned their genitals into bat-busting weapons 
Your voice can now say things you never said 
A drug-free diabetes treatment? An implant lowers blood sugar in mice 
Newborn survival improves when families receive financial support 
Afghan children face narrowing path to education, UN agencies report 
15 years of ‘almost no progress’ in getting young people moving: WHO 
Syria’s undocumented children ‘pay the price’ of war and a law that shuts out mothers 
Fuel price shock: Why developing economies are paying the most at the pump