Live Science on MSN4h
A strange triangle will appear in the zodiac this month. How to see rare 'zodiacal light,' before it disappears.
A 'false dusk' will be visible during twilight in February, but only from locations that are free of light pollution. Here's ...
Boing Boing on MSN2d
Company gearing up to sell sunlight at night using orbiting mirrors
A California startup wants to beam extra sunlight to Earth orbiting mirrors, but some are skeptical about whether the physics and economics add up. Reflect Orbital plans to launch 57 small satellites ...