The third flight of Blue Origin’s heavy-lift New Glenn launcher began Sunday with the company’s first successful reflight of an orbital-class booster, but ended with a setback for Jeff Bezos’ flagship rocket, a key element in NASA’s Artemis lunar program.

Blue Origin's New Glenn rocket launch saw a successful booster reuse but deployed a customer's satellite into the wrong orbit.

Despite their popularity, blue light-blocking glasses probably don’t do much to reduce eyestrain, help keep people alert or improve sleep, according to a meta-analysis looking at 17 studies published Thursday. Subscribe to read this story ad-free Get ...

Blue spirulina is the phycocyanin pigment extracted from the spirulina algae. It contains antioxidants and may support brain, immune, and cardiovascular health, among other benefits. Commonly referred to as a superfood, spirulina (Arthrospira platensis) is ...

Blue bananas are real, but don't get too excited Did you know there are more than 1,000 different types of bananas? And while almost all of them have yellow peels, there is one banana that’s blue! But don’t run down to the supermarket to seek out this ...

Blue nails may indicate that the blood is not carrying enough oxygen to the fingertips. There are many possible causes, including heart and lung diseases. Anyone with blue nails should seek medical advice. In some cases, fingernails turn blue or purplish ...

Blue light is all around you. These high-energy light waves emanate from the sun, stream through earth’s atmosphere, and interact with light sensors in your skin and eyes. Increasingly, people are exposed to blue light in both natural and artificial ...

Pro tip: If you’re hesitant to go for a full-blue moment, match your shade of blue to your skin’s undertone, says Hernandez. “Cool and neutral skin tones can wear most cool-toned blue hair colors, while warmer skin tones usually look the most natural ...

Blue Jays beat Angels as Lenyn Sosa shines, but a Toronto reporter draws fan reaction after a Gatorade moment gone wrong.