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A fog blanketed London in December 1952, killing as many as 12,000 people and puzzling researchers for decades. Image via Texas A&M University.

Team solves mystery of London killer fog

A fog blanketed London in December 1952, killing as many as 12,000 people. Its exact cause and nature puzzled researchers for decades … until now.

Early sunrise by Flickr user Raffee

2016 likely hottest year on record

It’ll be the hottest year on record unless the final weeks of 2016 are the coldest of the 21st century so far, according to the World Meteorological Organization.

Asteroid collision, via the AIM mission.

100 scientists say yes to asteroid mission

Scientists have signed an open letter in support of increased knowledge of Near-Earth Objects (NEOs), whose orbits carry them near Earth. You can sign it, too.

Supermoon-cp

Super effect on us from a supermoon?

A supermoon’s pull of gravity creates higher-than-usual tides. But gravity doesn’t affect a human body as much as it does an ocean tide.

Carl Sagan via Dab's Magazine.

Today in science: Carl Sagan’s birthday

For many, Carl Sagan’s name was synonymous with astronomy. Today would have been his 82nd birthday.

Image via Patricia Evans

Hole-punch clouds are made by jets

Sometimes people report them as UFOs, but they’re called hole-punch clouds and they’re made by jets. The connection between hole-punch clouds, jets and snowfall.

Photo by Rebecca Lacey in Cambridge, Idaho

What is a supermoon?

Are supermoons hype? In our opinion … no, just modern folklore. And they cause real physical effects, such as larger-than-usual tides.

Comet Halley, photographed in 1986, via NASA.

Today in science: Edmond Halley

He’s the astronomer for whom Halley’s Comet is named. It was the first comet ever predicted to return.

Spring forward, fall back … why? Image via Shutterstock.com

Daylight saving time worth the trouble?

Who benefits from the time change? A scientist on why DST is more burden than boon.

Wayne Boyd shared his photo of the ISS passing over Marstons Mills, Massachusetts on November 4, 2016.  Thanks Wayne!

How to spot ISS in your sky

A new map-based feature in NASA’s Spot the Station program makes it even easier to track the International Space Station as it passes over you.