News
- Health & Medicine
Drugs slow aging in worms
Drugs that defuse so-called free radicals lengthen a worm's life span by more than 50 percent.
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Whatever that is, it’s scary
Tammar wallabies that have lived away from mammalian predators for more than 9,000 years still seem to recognize the appearance of danger.
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Kookaburra sibling rivalry gets rough
The youngest kookaburra in the nest doesn't have a lot to laugh about.
- Astronomy
Gang of four: Debut of a big telescope
In the desert of northern Chile, a fourth 8.2-meter telescope opened for business, completing a quartet known as the Very Large Telescope.
