All Stories by Carolyn Gramling
- Climate
Tropics may now emit more carbon dioxide than they absorb
Analyses of satellite images suggest that degraded forests now release more carbon than they store.
- Climate
Thawing mosses tell a climate change tale
Plants long entombed beneath Canadian ice are now emerging. They’re telling a story of warming unprecedented in the history of human civilization.
- Chemistry
Super-chilled imaging technique brings its developers the Nobel Prize in chemistry
Three men who helped develop a super-high-resolution imaging technique for proteins, viruses and more received the 2017 Nobel Prize in chemistry.
- Humans
A Long Trek to Asia
An ancient skeleton from a Chinese cave shows how far humans walked when they left Africa.
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- Tech
Invisibility Ring
Scientists have invented a ring-shaped device that's invisible to microwaves.
- Animals
Mating slows down prairie dogs
Mating season turns distracted male prairie dogs into easy pickings for predators.
- Earth
The Pacific Ocean’s bald spot
A large swath of seafloor at the bottom of the Pacific Ocean lacks sediment.
- Space
Dwarf planet discord
A dwarf planet at the fringes of the solar system finally gets an official name.
- Chemistry
Sticky Silky Feet
The feet of zebra tarantulas can produce silk threads that may help them get a firmer grip.
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