Following the light of the sun, we left the Old World.

— Inscription on Columbus' caravels

Astronomy

Tetris Presents Math Problems Even Computers Can’t Solve

Scientific American.com - Mon, 07/28/2025 - 9:00am

How complex can a simple game be? Tetris pushes even supercomputers to their limits and amazes mathematicians

Categories: Astronomy

Why Genetically Optimizing Embryos Is Misleading, Unethical—And Not Even Possible

Scientific American.com - Mon, 07/28/2025 - 9:00am

A genomics firm saying they can help parents with “genetic optimization” of their embryos is tone-deaf Silicon Valley marketing trampling over legitimate science. Parents should be wary

Categories: Astronomy

Earth's continents are drying out at unprecedented rate, satellite data reveal

Space.com - Mon, 07/28/2025 - 9:00am
The US West Coast is the world's worst mega-drying region.
Categories: Astronomy

Congress’s NASA and NSF Budgets Counter Trump, Fund Science

Sky & Telescope Magazine - Mon, 07/28/2025 - 8:00am

The House and Senate bill drafts keep NASA near current funding levels, but the Trump administration is prematurely readying the agency for heavy cuts

The post Congress’s NASA and NSF Budgets Counter Trump, Fund Science appeared first on Sky & Telescope.

Categories: Astronomy

A vast bubble around a dying star is too big to comprehend

New Scientist Space - Cosmology - Mon, 07/28/2025 - 7:00am
A red supergiant star is surrounded by a sphere of dust and gas so large there is no known explanation for what produced it
Categories: Astronomy

A vast bubble around a dying star is too big to comprehend

New Scientist Space - Space Headlines - Mon, 07/28/2025 - 7:00am
A red supergiant star is surrounded by a sphere of dust and gas so large there is no known explanation for what produced it
Categories: Astronomy

You Don’t Remember Being a Baby, but Your Brain Was Making Memories

Scientific American.com - Mon, 07/28/2025 - 7:00am

Brain scans capture memory formation in babies, raising new questions about why people forget their earliest years

Categories: Astronomy

Signs of alien life on exoplanet K2-18b have all but vanished

New Scientist Space - Cosmology - Mon, 07/28/2025 - 6:00am
Earlier this year, astronomers reported possible evidence of life on another planet – but new observations from JWST suggest the apparent biosignature isn’t there after all
Categories: Astronomy

Signs of alien life on exoplanet K2-18b have all but vanished

New Scientist Space - Space Headlines - Mon, 07/28/2025 - 6:00am
Earlier this year, astronomers reported possible evidence of life on another planet – but new observations from JWST suggest the apparent biosignature isn’t there after all
Categories: Astronomy

See Southern Delta Aquariids and Alpha Capricornids Meteor Showers This Summer

Scientific American.com - Mon, 07/28/2025 - 6:00am

Set your alarm on Wednesday to see some of the summer’s stunning meteor showers.

Categories: Astronomy

Rapidly spinning dead star's strange 'glitches' are oddly regular

Space.com - Mon, 07/28/2025 - 6:00am
Ultimately, we do not understand where glitches come from or exactly what's going on inside pulsars.
Categories: Astronomy

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APOD - Sun, 07/27/2025 - 12:00pm

Nebulas are perhaps as famous for being identified


Categories: Astronomy, NASA

'Star Trek: Strange New Worlds' cast explains those wild and funky wigs in Season 3 (exclusive)

Space.com - Sun, 07/27/2025 - 11:00am
The cast of "Star Trek: Strange New Worlds" has to cover a wide range of dramatic genres, aided in part by the show's ample stockpile of wigs.
Categories: Astronomy

Go behind the gory scenes of Hulu's 'Alien: Earth' with gruesome aliens and crawling eyeballs (video)

Space.com - Sun, 07/27/2025 - 10:00am
A new behind-the-scenes featurette from Hulu's upcoming 'Alien: Earth' show why the series will be pure nightmare fuel.
Categories: Astronomy

Troubled balloon-tourism pioneer Space Perspective bought by Spanish company

Space.com - Sun, 07/27/2025 - 9:00am
The European company Eos X Space has acquired Space Perspective, one of its key rivals in the nascent field of stratospheric balloon tourism.
Categories: Astronomy

Hurricane forecasters are losing 3 key satellites ahead of peak storm season − a meteorologist explains why it matters

Space.com - Sun, 07/27/2025 - 8:00am
Satellite data allows meteorologists to keep track of the location, structure and intensity of severe weather, helping to keep people safe. Now they're losing access to these satellites.
Categories: Astronomy

See Mars shine close to the waxing crescent moon after sunset on July 28

Space.com - Sun, 07/27/2025 - 6:00am
Mars will be less than four degrees from the crescent moon around sunset on July 28.
Categories: Astronomy

SpaceX launch from California marks 2nd Starlink mission in 24 hours (video)

Space.com - Sun, 07/27/2025 - 12:46am
After an early morning launch from Florida, SpaceX sent another 24 Starlink satellites into orbit on a Falcon 9 launch from Vandenberg Space Force Base in California early on Sunday, July 27, 2025.
Categories: Astronomy

What Surprises Will The Star-Studying CHARA Array Reveal In Its Third Decade?

Universe Today - Sat, 07/26/2025 - 10:44pm

After 20 years of observations, Georgia State University's CHARA (Center for High Angular Resolution Astronomy) has proven its worth. In 2005, The Astrophysical Journal published the first results based on its observations. Since then, more than 275 papers based on CHARA observations have been published, and the facility is still going strong heading into its third decade of operations.

Categories: Astronomy

Before These Clouds Form Stars, They Form A Complex Network of Filaments

Universe Today - Sat, 07/26/2025 - 10:44pm

Researchers working with China's Five-hundred-meter Aperture Spherical radio Telescope (FAST) have revealed some of the complexity in a type of cloud in the ISM. They've detected a network of filaments in one Very High Velocity Cloud (VHVC). The observations hint at the complexity that can evolve in these clouds, all without the influence of gravity.

Categories: Astronomy