News
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Study casts doubt on minibacteria
Results from polymerase chain reaction experiments challenge the existence of ultratiny microbes called nanobacteria.
- Planetary Science
NASA postpones plans for Mars samples
Still reeling from the failure of its two most recent missions to Mars, NASA announced late last month that it would delay by nearly a decade plans to bring back samples from the Red Planet.
- Planetary Science
When storms collide on Jupiter
Astronomers have for the first time witnessed two giant storms merging on Jupiter.
- Tech
Chair becomes personalized posture coach
Pressure imprints made by a person in a chair provide a new type of computer input useful for tracking posture or, perhaps, other clues to someone's activities and state of mind.
