0:36 Glowing spiral floats through U.K. night sky People across Europe witnessed a mysterious glowing blue spiral in the night sky this week, and scientists say they think they know what caused ...

Looking like a soccer ball with glowing blue eyes, the Japanese Experiment Module Internal Ball Camera-2 is put to test aboard the International Space Station. What's black and white and can see ...

Zenni Optical is offering 20% off blue light and photochromic lenses until Sunday, March 16. The sale includes popular lens options like EyeQ and Transitions. Shoppers can get free standard ...