Tiger beetles produce ultrasound to avoid echolocating foraging bats: NPR

Harlan Gough holds a recently collected tiger beetle on a leash. Lawrence Reeves hide title switch title Lawrence Reeves Harlan Gough holds a recently collected tiger beetle on a leash. Lawrence Reeves “A lot of things fly at night,” says Harlan Gough, a wildlife biologist with the US Fish and Wildlife Service. Twilight can set … Read more

Euclid ‘dark space’ telescope team to reveal new color images May 23: How to watch live

The European Space Agency (ESA) will release five new images from the Euclid Space Telescope on Thursday (May 23rd). And, well, if the previous set of images is anything to go by – space fans should be in for a real treat. “Five new portraits of our universe were taken during Euclid’s early observing phase, … Read more

May’s aurora may have been the strongest in 500 years, NASA says

May 10, 2024, Brandenburg, Falkenhagen: Bright green and slightly reddish aurora lights in the night … [+] sky in the district of Märkisch-Oderland in eastern Brandenburg. The northern lights (aurora borealis) are produced by a cloud of electrically charged particles from a solar storm in the earth’s atmosphere. Photo: Patrick Pleul/dpa (Photo by Patrick Pleul/picture … Read more

Dinosaur skin fossil ‘hidden gem’ reveals surprises about feather evolution: ScienceAlert

Strong yet light, beautiful and precisely structured, feathers are the most complex skin appendage ever developed in vertebrates. Despite the fact that people have been playing with feathers since prehistoric times, there is still a lot we don’t understand about them. Our new study has found that some of the first feathered animals also had … Read more

SpaceX is nearing its next Starship test flight as Starbase expansion continues

WASHINGTON — As SpaceX prepares for its next Starship test flight, the company is also working to increase capacity in Texas to build and launch those vehicles. On May 20, SpaceX completed a dress rehearsal of the vehicle that will perform its fourth integrated test flight, fueling the vehicle and going through a countdown exercise. … Read more