University of California

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2024-01-30 @ 14.28.19 ∈ In English

First-ever sighting of a live newborn great white may help solve longstanding mystery in shark science
"Where white sharks give birth is one of the holy grails of shark science. No one has ever been able to pinpoint where they are born, nor has anyone seen a newborn baby shark alive," Gauna said. "There have been dead white sharks found inside deceased pregnant mothers. But nothing like this."
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2024-01-11 @ 14.29.24 ∈ In English

Artificial Sweetener Could Be New Tool in Cockroach Management
German cockroaches fed sucralose in lab tests were less likely to survive after several days, with apparent links to water loss and changes in gut bacteria.
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2023-12-12 @ 19.32.47 ∈ In English

A good overview of GRB phenomena and recent developments.

Extra-Long Blasts Challenge Our Theories of Cosmic Cataclysms | Quanta Magazine
Astronomers thought they had solved the mystery of gamma-ray bursts. A few recent events suggest otherwise.
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2023-11-16 @ 12.46.15 ∈ In English

Crispr gene editing shown to permanently lower high cholesterol
In a small initial test in people, researchers have shown that a single infusion of a novel gene-editing treatment can reduce cholesterol, the fatty substance that clogs and hardens arteries over time.
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2023-08-17 @ 20.14.20 ∈ In English

Neptune's Disappearing Clouds Linked to the Solar Cycle
The link between Neptune and solar activity is surprising to planetary scientists because Neptune is our solar system's farthest major planet and receives sunlight with about 0.1% of the intensity Earth receives.
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2023-06-23 @ 11.55.22 ∈ In English

As Arctic warms, caribou and muskoxen slow biodiversity loss
Diversity declined by about 0.85 species per decade when herbivores were excluded, whereas this decline was only about 0.33 species per decade when they were allowed to graze. The scientists attributed this to herbivores keeping species such as shrubs, dwarf birch and gray willow in check so that other plants could better flourish.
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2023-06-09 @ 14.14.22 ∈ In English

Social media and duct tape are helping people make DIY air purifiers that filter out wildfire smoke
Public health experts say Corsi-Rosenthal purifiers are highly effective at removing particles from the air. [Their] clean air delivery rate is relatively high and can be used to purify air against not only smoke, but pollen and viruses.
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2023-04-13 @ 18.18.19 ∈ In English

A New Approach to Computation Reimagines Artificial Intelligence | Quanta Magazine
The key is that each piece of information, such as the notion of a car, or its make, model or color, or all of it together, is represented as a single entity: a hyperdimensional vector.
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2022-10-03 @ 14.58.10 ∈ In English

LSD-Like Molecules Counter Depression Without the Trip
Scientists have designed compounds that hit the same key receptor that LSD activates without causing hallucinations. A single dose produced powerful antidepressant and antianxiety effects in mice that lasted up to two weeks.
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2022-02-25 @ 11.32.41 ∈ In English

Largest bacterium ever discovered has an unexpectedly complex cell
Its threadlike single cell is visible to the naked eye, growing up to 2 centimeters—as long as a peanut—and 5000 times bigger than many other microbes.