A mysterious spiraling blue light illuminated the night skies over Europe on Monday. The cosmic whirlpool was captured in stunning video and appears to have been created by the SpaceX Falcon 9 ...

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- is not necessarily damaging to the eyes but can trigger eyestrain and lead to a range of health ...

Think blue light is hurting your sleep cycle? A new study suggests it can actually improve the overall sleep quality of older adults -- but only if they time it right. NY Post Composite Blue light ...

Blue light emitted by devices like smartphones, computers, and televisions is becoming a major factor disrupting our sleep cycles. Research reveals that a significant number of Americans use ...

As it turns out, astronomers are chipping away at that cosmic fog by using data from the Atacama ... measured the polarization of light from the cosmic microwave background (CMB).

On the left is a monochromatic image showing infrared data from Webb of the Southern ... wavelengths are assigned bluer colors. (Blue and violet light has the shortest wavelengths within the ...

Adding a blue-light filter to your eyeglasses may not ease eye strain from computer work, protect the retina or help with sleep at night, according to a new review of existing research.

The green laser acts like an ordinary object while the blue laser acts like illumination. The interaction between the two light sources created a shadow on a screen that was visible as a dark area ...