US and World News

NASA's Insight Mars Lander Is 'in Crisis', And Has Entered Emergency Hibernation - ScienceAlert
The InSight lander is shutting down nonessential operations to save energy. An out-of-season dust storm could end its life on Mars.

To become queen, these ants fight — then shrink their brains - NBC News
Female Indian jumping ants that lose their bids for the crown can regrow their brains — a feat that has never been seen before in insects.

NASA satellite data could detect volcanic unrest years before eruptions - Fox News
New research methods using satellite data may be able to detect volcanic eruptions years in advance.

Antarctica's 'Doomsday Glacier' close to tipping point, unmanned sub reveals -
Thwaites Glacier has lost 595 billion tons of ice since the 1980s. If it collapses completely it could take the rest of the West Antarctic Ice sheet with it, causing a ten-foot rise in global sea levels.

New black hole images contain clues to cosmic mysteries - National Geographic
A massive effort to view a black hole in multiple ways is helping scientists untangle what happens when gravity is pushed to extremes.

Lyrid meteor shower to peak before April’s pink supermoon of 2021 -
The first major meteor shower of the year is expected to start ramping up on April 19 and be at its best April 21 to April 22.

'Innermost': Earth has another layer in its core, scientists discover - USA TODAY
A team of researchers from Australia have confirmed the existence of what they're calling the Earth's "innermost inner core."

Fast-spinning black holes narrow the search for dark matter particles -
Ultralight bosons are hypothetical particles whose mass is predicted to be less than a billionth the mass of an electron. They interact relatively little with their surroundings and have thus far eluded searches to confirm their existence. If they exist, ultr…

Space companies brought in $1.9 billion during the first quarter, led by SpaceX's 'mega-round': Report - CNBC
Investors poured $1.9 billion into space infrastructure companies in the first quarter of 2021, according to a report by New York-based firm Space Capital.

Flying giant pterosaurs had longer neck than a giraffe, say experts - The Guardian
Intact remains, discovered in Morocco, may help engineers create stronger lightweight structures

How CO2 sensors might help us return to ‘normal’ - The Verge
Monitoring carbon dioxide levels in indoor spaces can help track how well-ventilated they are. Improving ventilation can make rooms less risky while COVID-19 levels are high.

Fresh calculation of obscure particle's magnetism could dim hopes for new physics - Science Magazine
A controversial theoretical analysis says the muon isn’t inexplicably magnetic after all

Aboriginal Australians Used Boomerangs as Retouchers | Archaeology -
New research by Griffith University and University of Cape Town scientists provides the first traceological evidence of multipurpose nature of Australian hardwood boomerangs.

Scientists discover the "Monkeydactyl" — a Jurassic-era flying dinosaur with opposable thumbs - CBS News
The discovery marks the earliest known record of a true opposed thumb in Earth's history.

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