From Molecules to Organisms: Structures and Processes
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- Fossils
Dinosaur Eggs-citement
Scientists have found dinosaur eggs, with their shells on, inside a female dino fossil.
By Emily Sohn - Animals
A microbe nanny for young wasps
A smear of bacteria helps baby wasps survive infancy.
By Emily Sohn - Climate
Arctic algae show climate change
Sediment from Arctic lakes shows that much of the Northern Hemisphere has been warming for many decades.
By Emily Sohn - Animals
Blotchy face, big-time wasp
If paper wasps pretend to be something they're not, their peers get angry.
By Emily Sohn - Earth
Ancient heights
Leaf fossils can help track the rise and fall of mountain ranges.
By Emily Sohn - Brain
Charging up the brain for reading
Some kids can become better readers if they learn how written letters match up with speech sounds.
By Emily Sohn - Planets
Planets on the Edge
The discovery of a strange, planetlike object beyond Pluto adds to the puzzle of how the solar system formed.
By Emily Sohn - Genetics
A butterfly’s new green glow
Scientists have tweaked a butterfly's genes to make its eyes glow green.
By Emily Sohn - Health & Medicine
Building a food pyramid
Experts are trying to work out new rules on which foods to eat and which ones to avoid.
By Emily Sohn - Genetics
Animal clones: Double trouble?
From agriculture to medicine to law, animal cloning to create genetic twins could change our lives.
By Emily Sohn - Animals
A bowerbird’s guide to style
To attract a mate, male bowerbirds go for a cheaper, low-key look instead of showy decorations.
- Brain
Brain signals attention disorder
Children with attention disorders appear to have less tissue in certain parts of their brain.
By Emily Sohn