When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above ...

Researchers have cracked a fundamental optical challenge: how to control both angle and wavelength of light independently—a ...

Laundry bottles are robust, making them ideal for repurposing. Save your laundry bottles from ending up in landfills, and instead use them for fun DIY projects.

IKEA sells dozens of mirrors for you to choose from. If you like the look of a round mirror for your space, here are nine options to consider.

Are we living in a cosmic void? New theory suggests our galaxy sits in a giant hole warping the universe's expansion.

Some faint stars may not burn with fusion but with dark matter itself. These "dark dwarfs" could be the long-awaited clue to ...

Sample our list of the best horror and dark fantasy books short enough to read in one sitting, curated for a horror-curious fantasy and sci-fi audience.

A 'dark cloud' is now hanging over the cruise ship industry as complaints of crimes aboard ships have risen in recent years — here's how to stay safe while setting sail ...

There are tons of exciting ways to customize a vaulted ceiling during the construction process. Wood panels and interesting ...

Dark matter "lampshades" could slip between Earth and distant stars, causing tiny amounts of dimming that may help explain one of the greatest puzzles in science.