All Stories by Carolyn Gramling
- Life
Defining a dinosaur is now far harder
New fossil finds are making it difficult to say for certain what makes dinosaurs unique.
- Climate
Super-tiny pollutants may help fire up fierce storms
Tiny pollutant particles floating in air may help create clouds and wind, strengthening storms.
- Animals
Rising carbon dioxide could leave tiny lake dwellers defenseless
Rising carbon dioxide in freshwater lakes may change how predators and prey interact.
- Fossils
Jackpot! Hundreds of fossilized pterosaur eggs unearthed in China
A trove of fossilized pterosaur eggs and embryos offer tantalizing clues to the winged reptiles’ early development.
- Climate
Scientists at last link some extreme weather to human activities
Scientists say that research shows several of 2016’s extreme weather events would never have happened without the help of human-caused climate change.
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- Animals
Tiny T. rex arms were built for combat
The fearsome T. rex had more than a mouth full of killer teeth. Its relatively tiny arms also could have served in close combat as powerful slashers.
- Environment
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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