‘Planet killer’ asteroids close to Earth discovered hiding in sun’s glare, study finds

Two of the three asteroids that were discovered earned the title of “planet killers” because of their sheer size. If either of them impacted a planet, such as Earth, it would cause a mass extinction event.

Say cheese! Sun showcases smiley appearance

The sun is showcasing a very smiley jack-o'-lantern appearance just in time for Halloween.

Shark photobombs a shot by leaping into the air behind an unwitting surfer

Surfer Tyler Warren was catching some waves on the Southern California coast when Jordan Anast photographed the photobombing shark behind the surfer.

Hear and see the 'rare' impacts after large meteoroid hits Mars

Scientists revealed Thursday that two of its Mars robots recorded a sizable quake, leaving a crater bigger than any ever recorded in the solar system.

No, scientists didn't 3D-model Mary's husband, Joseph — that's Andre the Giant

A viral tweet this week claimed scientists at Stanford University had reconstructed a 3D model of how Joseph, the husband of Mary, might have looked.

Discovery could 'dramatically narrow' search for life on other planets

A new study says an Earth-like planet orbiting an M dwarf star, the most common type of star in our universe, appears to have no atmosphere. The finding could cause a major shift in the search for life.

Countries not doing enough to avoid 'catastrophic global warming': UN

Nations' current pledges to combat global warming will still see temperatures rise by around 2.5C, enough to cause increased extreme weather events, the collapse of ice sheets, and more.

Rusty the red panda, who once famously escaped the National Zoo, has died

A red panda, who once famously escaped the National Zoo and captivated the D.C. area and beyond, has died unexpectedly, according to The Pueblo Zoo.

'Rare' blonde wolf captured on camera by Minnesota researchers

Researchers in northern Minnesota captured a blonde wolf on a trail camera, calling the coloring of the wolf "very rare" for the area. 

Watch: Rescuers free entangled humpback whale in Canada

The mammal became caught last Friday in the ropes of a large buoy from part of prawn gear off the coast of Texada Island in western Canada.

NASA announces members of its scientific team to study UFOs

NASA has selected 16 people who will spend nine months researching how much information is publicly available about UFOs, and how much more is needed to better understand unexplained sightings.

How to stop squirrels, other critters from eating your pumpkins

From cayenne pepper to owl decoys, here are some suggestions from experts on how to safely keep the squirrels at bay this Halloween.