All Stories
- Animals
A ‘book’ on every living thing
The biggest encyclopedia ever, with an entry for every living species, is available now at a computer near you.
- Planets
Mercury unveiled
A new mission to Mercury is revealing surprising, never-before-seen details about the innermost planet.
- Fossils
Flight without sonar
An ancient bat fossil suggests that bats were flying before they were echolocating.
- Fossils
Tiny pterodactyl
Scientists working in China have found the remains of the smallest pterodactyl ever known.
- Animals
The other side of the zoo fence
Zoo designers work hard to make exhibits safe and enjoyable—for people as well as animals.
- Humans
Settling the Americas
Scientists have a new theory about when and how people first migrated from Asia to the New World.
- Animals
Cool penguins
Climate change and warmer waters could threaten the survival of king penguins.
- Animals
Hearing whales
At least one type of whale hears by using its jaw and throat to bring sound to its ears.
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- Animals
Why cats nap and whales snooze
Animals need sleep and sometimes achieve it under what we'd consider extraordinary conditions.
- Health & Medicine
The essence of celery
Tasteless compounds in celery give the vegetable essential flavoring powers.
- Health & Medicine
Healing honey
Cough medicines don't work and they can have unpleasant side effects. Doctors are starting to recommend honey instead.
