Plus: Killer hornets threaten the already endangered bees in the US
Plus: Alaskan rivers and streams turn orange
Plus: Some of the United States military's most formidable and sophisticated autoguns
Plus: ESA's Euclid telescope captures 1,500 billion orphan stars
Plus: Researchers demonstrate how light could control muscles without causing much fatigue
Plus: Memory device that can retain data at 1,112 Fahrenheit developed
Plus: Scientists seek to redefine time on basis of particles that break the light-speed barrier
Plus: A quasi solid-state electrolyte that enhances safety and performance of lithium-ion batteries developed
Plus: Startup eyes reusable reentry capsules to deliver cargo anywhere on Earth within an hour
Plus: Spider silk inspires scientists to build the world’s best microphone
Plus: A construction robot's zero waste approach hints at a blissful future of building homes
Plus: A new, Earth-sized planet detected just 55 light years away
