As we sleep, our bodies may be quiet and largely immobile—but our brains are highly active.
A special issue summarized recent insights into the basic mechanisms underlying sleep and the many functions our brains perform during it. https://t.co/NEEavK8gmm #WorldSleepDay
Researchers have created three-dimensional maps of the interstellar dust extinction curve within the Milky Way galaxy. The results provide improved extinction corrections for astronomical observations.
Learn more in this week's issue of Science: https://t.co/pJXEMyIRnE
H5N1 bird flu has a mortality rate close to 100% in chicken. When the virus is detected in a chicken farm, all animals are being euthanised to reduce their suffering and limit the risk of spread to other animals and humans.
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Every second, the Sun ejects 1.5 million tons of material into space at hundreds of miles per second, but Earth's magnetic field protects it from the solar wind.
📽: NASA Goddard