Uncategorized
- Health & Medicine
Many people don’t see well
Vision screening of a broad sample of people in the United States ages 12 and older finds that 6.4 percent of them have substandard vision.
- Planetary Science
The sands of Titan
Although the surface of Saturn's moon Titan is cold enough to freeze methane, it has sand dunes like those in the Arabian Desert, according to radar images taken by the Cassini spacecraft.
- Physics
A well-spun egg also jumps
Physicists have demonstrated that spinning a hard-boiled egg horizontally makes it jump into the air.
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