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What if? UCLA physical scientists take on the world's greatest challenges
Their answers point to breakthroughs that are improving daily lives, preserving the health of the planet and revealing the mysteries of the universe.
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In a massive region of space, astronomers find far fewer galaxies than they expected
“It was a rare case in astronomy where two competing models ... offered precisely opposite predictions,” said UCLA professor Steven Furlanetto.
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UCLA professor plays key role in historic mission to the sun
Marco Velli is the observatory scientist on NASA’s Parker Solar Probe, which will venture into the sun’s outer atmosphere to advance understanding of space weather.
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Astronomers identify source of neutrinos, a step toward resolving a century-old riddle
The international team has found the first evidence of a source of high-energy cosmic neutrinos — ghostly subatomic particles that can travel unhindered for billions of light-years to Earth.
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Study co-authored by UCLA scientists shows evidence of water vapor plumes on one of Jupiter’s moons
Scientists have long been interested in Europa because evidence suggests that a vast ocean lies beneath its icy outer shell.
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A cosmic quirk helps astronomers pinpoint the farthest star ever seen
The research, which enabled viewing of an enormous blue star nicknamed Icarus, increases understanding of the fundamental composition of the universe, said UCLA’s Tommaso Treu, co-author of the study.
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See a ‘spectacular’ lunar meteorite at UCLA’s Meteorite Gallery
UCLA has acquired a rare lunar meteorite that was blasted off the moon by the impact of a large meteoroid, and landed in North Africa.
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‘Winking’ star 550 light-years away may be devouring wrecked planets
“I’ve been studying young stars near Earth for 20 years and I’ve never seen anything like this one,” said UCLA astronomer Benjamin Zuckerman.
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Discovery about rare nitrogen molecules offers clues to makeup of other life-supporting planets
Scientists using a state-of-the-art UCLA instrument have witnessed a planetary-scale “tug-of-war” of life, deep Earth and the upper atmosphere that is expressed in atmospheric nitrogen.
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Exploring Your Universe – UCLA’s free science festival for all ages – is Sunday, Nov. 5
Astronaut and alumna Anna Lee Fisher will receive UCLA’s first Science and Education Pioneer award at Young Hall at 2 p.m.
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Intense storms batter Saturn’s largest moon, UCLA scientists report
Titan’s liquid methane rain appears to play a major role in shaping its icy surface, and the downpours are much more common than researchers expected.
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Team led by UCLA astrophysicist observes primitive comet 1.5 billion miles from the sun
The astronomers identified a “special comet” called K2 traveling from beyond Saturn’s orbit — the farthest active inbound comet ever seen.
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37 questions with black holes expert Andrea Ghez
Andrea Ghez is an astronomy professor and pre-eminent scholar on the role of black holes in the evolution of galaxies.
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UCLA physicists propose new theories of black holes from the very early universe
The new hypothesis doesn’t rely on the “unlikely coincidences” that underpin other theories explaining primordial black holes.
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Crowds take in the solar eclipse at UCLA
More than 1,000 people filled the Court of Sciences on Monday to view the partial eclipse of the sun.
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UCLA scientists invite public to free eclipse-watching event
Public event, featuring filtered solar telescopes for safe viewing, will be held from 9:30 to 11:30 a.m. on Aug. 21.
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Astronomers find that the sun’s core rotates four times faster than its surface
Scientists had assumed the core was rotating at about the same speed as the surface, but this surprising observation might reveal what the sun was like when it formed.
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NASA selects UCLA alumna for 2017 astronaut candidate class
Jessica Watkins earned her Ph.D. in geology from UCLA in 2015.
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Life on Earth is used to gravity — so what happens to our cells and tissues in space?
UCLA Ph.D. student Andy Tay writes about a crucial a challenge to long-distance space travel — overcoming the long-term effects of microgravity on our bodies.
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Astronomers observe a dying red giant star’s final act
An international team of astronomers has observed a striking spiral pattern in the gas surrounding a red giant star called LL Pegasi and its companion star 3,400 light-years from Earth.
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Gigantic Jupiter-type planet reveals insights into how planets evolve
A “baby” solar system 300 light-years away has given astrophysicists from UCLA and the Carnegie Institution for Science a rare peek at the formation of a planet.
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Dwarf star 200 light-years away contains life’s building blocks
A UCLA-led team of scientists discovered a white dwarf star in the constellation Boötes whose atmosphere is rich in carbon, nitrogen, oxygen and hydrogen.
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Experiment resolves mystery about wind flows on Jupiter
UCLA’s Jonathan Aurnou and collaborators in Marseille, France, demonstrated that the planet’s jets likely extend thousands of miles below its visible atmosphere.
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The moon is older than scientists thought, UCLA-led research team reports
A UCLA-led research team reports that the moon is at least 4.51 billion years old and probably formed only about 60 million years after the birth of the solar system — 40 million to 140 million years earlier than had been thought.
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UCLA astronomers watch star clusters spewing out dust
The new observations confirm a long-standing theory that stars are copious producers of heavy elements.
- Tuesday, August 21, 2018