News in Brief
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Neutrinos caught in evasive behavior
First proof of character shift documented at Japanese detector.
- Animals
Dolphins name themselves with a whistle
The marine mammals respond only to their own handles.
- Earth
Millions of years ago, frozen ice sheet in East Antarctica melted
Warming may have caused ice sheet collapse and huge increase in sea level.
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- Life
Size isn’t only mystery of huge virus
A strange replication method and an unusual genetic sequence are among the mysteries of the outsized Pandoravirus.
- Life
Stem cells made with just seven chemicals
Chemical cocktail turns adult mouse cells into embryonic-like ones.
- Physics
Under magnet’s sway, fluids form simple structures
Droplets wiggle, split and coalesce into simple and dynamic configurations.
- Paleontology
Dinosaur had impressive schnoz
Fossils found in Utah reveal geographic segregation of horned species.
- Planetary Science
Neptune gets 14th moon
Images from Hubble Space Telescope reveal tiny, dark satellite orbiting blue-green gas giant.
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- Genetics
Killer whales are (at least) two species
Orca genetics highlights distinctions among groups that feed on different prey.
- Astronomy
The solar system has a tail
Clover-shaped clumps of charged particles extend billions of kilometers in our wake.
