Autonomous drones learn to find ‘hidden’ meteorite impact sites
It is easy to find large meteorites (or their craters) once they hit Earth, but the smaller ones are often neglected – scientists recover less than 2 percent of them. …
It is easy to find large meteorites (or their craters) once they hit Earth, but the smaller ones are often neglected – scientists recover less than 2 percent of them. …
Plus: School enrollment in public schools is falling amid a pandemic. CSU and UC systems require students to receive vaccines; and how is your postcode doing when outputting recordings? But …
COVID-19 has killed more than 441,000 Americans, and infections have continued to mount despite the introduction of a pair of vaccines late in 2020. USA TODAY is tracking the news. …