All Stories by Tina Hesman Saey
- Chemistry
Birth control for male cockroaches
Scientists have discovered a gene in German cockroaches that may lead to a new type of insect control—contraception for male cockroaches.
- Chemistry
Coming up roses in scent research
Aroma chemists have discovered a carotenoid-processing enzyme that makes the chemicals that give rose oil its smell.
- Earth
It’s high tide for ice age climate change
Tides may sometimes be strong enough to tug Earth into an ice age.
- Tech
Coal: The cool fuel for future jets
To power faster supersonic jets, scientists are developing coal-derived fuels that can absorb heat without breaking down at high temperatures.
- Paleontology
Dinosaurs, party of six, meat eating
The bones of six carnivorous dinosaurs discovered in a fossil bed in Patagonia may indicate that big, meat-eating dinosaurs were social creatures.
- Paleontology
Fossil gets a leg up on snake family tree
A 95-million-year-old fossil snake with legs may be an advanced big-mouthed snake, not a primitive ancestor.
- Earth
Titanic iceberg sets sail from Antarctica
An iceberg about the size of Connecticut recently split off from the Ross Ice Shelf in Antarctica.
- Earth
Greenhouse Gassed
Scientists are discovering that more carbon dioxide in the air could spell disaster for plants and the animals that love to eat them.
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Researchers enjoy bitter taste of success
Scientists have identified a large family of proteins that work as taste receptors for bitterness.
- Earth
Ice age forest spruces up ecology record
Scientists have recently discovered a 10,000-year-old forest buried in the sand in Michigan.
- Earth
Undersea volcano: Heard but not seen
The search is on for an undersea eruption near the Japanese volcanic island chain.
- Agriculture
Apple pests stand up to antibiotics
Scientists are concerned about new forms of antibiotic resistance cropping up in fire blight—a deadly disease of apple trees.
