All Stories by Stephen Ornes
- Health & Medicine
Losing control over sugar
A common pollutant and sweetener mess with important hormones.
- Climate
Sudden big chill
Earth’s climate cooled quickly at the beginning of the Little Ice Age, hundreds of years ago.
- Planets
Worlds beyond the solar system
Planet hunters have found hundreds of exoplanets, but none just like Earth.
- Space
Surprise ions
A high-flying satellite reveals a crowd of charged particles in the magnetosphere.
- Animals
Costs of missing sleep
Some fruit flies do fine without sleep, as long as they’ve got enough to eat.
- Animals
Pythons overtake Everglades
In southern Florida, giant snakes change the ecosystem one meal at a time.
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- Microbes
Killing a bacterial killer
A common, cheap element offers hope against deadly bacterial infections.
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- Space
Mapping the invisible
Astronomers don’t know what dark matter is, but they have mapped where it’s hiding.
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