The rise and fall of a continent-spanning cliff may help explain a mysterious 1-billion-year gap in Earth’s geologic history, a new study suggests.
The rise and fall of a continent-spanning cliff may help explain a mysterious 1-billion-year gap in Earth’s geologic history, a new study suggests.
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 
World News in Brief: Children killed in Myanmar strike, new violence flares in Mozambique, an Internet affordability milestone 
Married off at 14: In Yemen’s war, women and girls suffer ‘devastating consequences’