Emily Sohn
All Stories by Emily Sohn
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Animals
Koalas, up close and personal
By learning more about koalas, people may help save the animals from an uncertain future.
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Humans
Chicken of the Sea
Chickens may have crossed the Pacific Ocean along with early Polynesian explorers.
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Climate
A stormy history
The number of severe hurricanes in recent years may be normal, it turns out.
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Animals
Pothole repair, insect-style
Army ants forced to travel on a narrow wooden strip throw themselves into holes and allow fellow travelers to race over them.
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Math
Math Naturals
Kindergartners can solve relatively complex addition and subtraction problems if allowed to use their intuitive grasp of approximate quantities.
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Health & Medicine
A big discovery about little people
Humans may have once walked the Earth with tiny people—a possible newly discovered species that scientists have nicknamed "hobbits."
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Climate
Earth’s poles in peril
Scientists are paying increased attention to changes in Earth's polar regions, which are in danger because of global warming.
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Space
A great ball of fire
Astronomers are marveling at what may be the hugest, most spectacular star explosion ever recorded.
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Plants
The Book of Life
Work has begun on a Web site called the Encyclopedia of Life, which aims to catalog every species on Earth.