Uncategorized
- Animals
This tree is the number one choice for forest mammals going number two
The strangler fig provides food and shelter for animals in the tropics. For at least 17 mammal species, it also serves as a toilet.
- Earth
Analyze This: A rocket reentry spiked metal levels in the atmosphere
Detection of lithium from a SpaceX rocket reentering the atmosphere offers new evidence that space debris could harm the ozone layer.
- Animals
The dawn of animal evolution saw a bizarre array of sea creatures
Newfound fossils turned up a strange zoo of often-complex creatures, including some suggesting that evolution of left-right symmetry occurred earlier than once though.
- Earth
Scientists Say: Snow line
On Earth, this line marks the edge of snow-covered ground. In space, it marks a spot where a certain molecule might freeze.
- Earth
Could a storm last forever?
Thunderstorms help fix imbalances found in our atmosphere. For constant storms, those imbalances would have to persist.
- Agriculture
Deeply plowing farm fields can do more harm than good
Heavy plowing can impair water’s flow through the ground. The problem was found by “listening” to tiny seismic signals caused by rain infiltrating the soil.
- Animals
Meet Bruce, the disabled kea parrot who is the boss of his flock
With half a beak, Bruce has developed a unique fighting style that has won him top status in his flock, videos and documented interactions reveal.
- Climate
Hundreds of sea level studies have underestimated ocean rise
One widely used “geoid” technique may have missed up to a century of sea level rise — so risks could hit millions of people far sooner than expected.
- Space
A small object beyond Pluto may have a thin atmosphere
A brief stellar eclipse hints that this 2002 XV93 has a thin atmosphere. It would be a first for any solar-system body farther from the sun than Pluto.
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- Science & Society
This evolutionary biologist fuses art into her science
Victoria Glynn is studying how high temperatures are affecting ocean plankton. She also makes art to help communicate science to the public.
- Genetics
Caffeine may dial down genes crucial for brain development, teen finds
Data from animal studies point to a troubling possibility: Caffeine may alter brain development.
