NASA on Monday announced the completion of full-scale testing of its new RS-25 engine, which will power the Space Launch System rocket for the Artemis missions to the moon. NASA tested RS-25 engine No. 20001 on Friday at the Fred…
An artist’s illustration of the star HIP 67522 b emitting a burst of plasma toward the planet. (Image credit: Daniel Futselaar) Astronomers have found the first evidence of a “death planet” – an exoplanet that orbits so close to its…
Devices that analyze bioelectrical impedance (such as the one shown above) can help measure body fat percentage, serving as an alternative to body mass index. (Image credit: ZeynepKaya Getty Images) Body mass index (BMI) is a rough estimate of body…
On Monday, SpaceX launched Transporter 14 from low Earth orbit in California, carrying several satellites and human DNA. The Falcon 9 rocket lifted off from Vandenberg Space Base in California at 2:18 p.m. Pacific Time. This was the 26th flight…
On Monday, United Launch Alliance successfully launched an Atlas V rocket carrying satellites for Amazon’s internet constellation. An Atlas V rocket launched from the Space Force’s Cape Canaveral Air Force Station in Florida at 6:54 a.m. ET Monday, carrying 27…
SNR 0509-67.5, calcium in blue, is seen in two concentric shells, indicating a double detonation. (Image credit: ESO Das et al. Background stars (Hubble): K. Noll et al.) For the first time, astronomers have obtained dramatic visual evidence of a…
A bear named Tundra has become the owner of the largest dental crown in history. Brown bear Tundra has received the largest dental crown ever installed, officials at the Lake Superior Zoo in Minnesota said. The bear had broken one…
AccuWeather forecasters warn that the vast heat dome that will shape the weather in the eastern two-thirds of the country through the end of June will bring not only record temperatures but also severe thunderstorms that will continue to rage…
An example of a jellyfish galaxy, with blue “tentacles” at the bottom where star formation is taking place. Scientists using the James Webb Space Telescope may have just found one of the most distant jellyfish galaxies ever discovered. (Image credit:…
NASA will postpone the Axiom-4 commercial mission to the International Space Station after delaying a launch that was scheduled for Sunday, the space agency said. In a statement released Thursday, the agency said it needed to ensure the station was…