Daily News update on – Science

Space.com

Expedition 69 commander Sergey Prokopyev and flight engineer Dmitry Petelin are still preparing for the extravehicular activity (EVA), but no longer planning to exit the International Space Station (ISS) on Tuesday night (April 25) as originally scheduled.

Space.com

The most powerful rocket ever built did a number on its launch pad last week. SpaceX’s gigantic Starship vehicle lifted off Thursday (April 20) from the company’s Starbase facility in South Texas on its first-ever fully stacked test flight.

Space.com

The Super Pressure Balloon Imaging Telescope (SuperBIT) was carried to an altitude high over Earth’s atmosphere on April 16 by a NASA helium balloon the size of a football field. It was the first operational flight by the stratospheric observer.

Space.com

An ethereal whirlpool of light recently appeared in the night sky above Alaska, briefly stealing the limelight from a strong auroral display. But the bizarre, spiral-shaped object had nothing to do with the dancing polar lights.

CNN

Developing a greater understanding of the Martian interior can help scientists learn more about how rocky planets such as Earth and Mars form, how the two planets differ, and the factors that help make other planets habitable for life.

EarthSky

Physicists believe most of the matter in the universe is made up of an invisible substance that we only know about by its indirect effects on the stars and galaxies we can see. We’re not crazy! Without this dark matter, the universe as we see it would make …

Phys.Org

Every giant was once a baby, though you may never have seen them at that stage of their development. NASA’s James Webb Space Telescope has begun to shed light on formative years in the history of the universe that have thus far been beyond reach: the …

The Washington Post

CAPE CANAVERAL, Fla. — A spacecraft around Mars has sent back the most detailed photos yet of the red planet’s little moon. The United Arab Emirates’ Amal spacecraft flew within 62 miles (100 kilometers) of Deimos last month and the close-up shots were …

Physics

By measuring the correlation of photon arrival times on two detectors as a function of the photons’ spatial separation, HBT interferometry enables the determination of the size and spatial distribution of a light source. Recently, a …

The Seattle Times

It long seemed as if African elephants were the champions of the all-nighter. They can get by on about two hours of sleep. Other mammals need much more, like koalas (20 hours) or you (at least seven plus at least one strong cup of coffee).