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Rosetta's 'rubber duck' comet was once two separate comets

Scientists come to a fascinating conclusion about how Comet 67P got its unusual two-lobed shape.

By September 28, 2015


Peel back the layers on the biology of an egg

Appliance Science takes a look at what makes up that most humble of kitchen staples, the common egg.

By June 16, 2015


Weird asteroid spun so fast it literally exploded itself

For the first time, astronomers have captured images of a rare type of asteroid that rotates so quickly it literally cracks itself up.

By March 20, 2015


Appliance Science: The hot physics of induction cooktops

How can an electric field cook your dinner? Through the science of induction. In our latest Appliance Science column, we look at how induction cooktops work.

By January 12, 2015


Martian meteorite may contain evidence of extraterrestrial life

A meteorite from Mars that landed on Earth in 2011 contains a carbon compound that is biological in origin.

By December 2, 2014


NASA unveils fascinating images of Mars-buzzing comet

A large comet swooped in close to Mars over the weekend. NASA's orbiters had to hide from the debris, but still captured some great shots.

By October 21, 2014


Giant comet to pass Mars for the first time in a million years

The closest look ever at a new comet will happen when the mountain-size comet Siding Spring buzzes past Mars this weekend.

By October 17, 2014


Have your ashes dropped from near space to return as snow

A new company called Mesoloft will rocket your ashes to near space, where they will likely traverse the globe before becoming the seeds of raindrops and snowflakes.

By October 17, 2014


Kepler data dig strikes galactic gold with 715 new planets

You should't feel as alone today as you did yesterday. NASA says it has confirmed the existence of 715 new exoplanets beyond our solar system, many of them not that different from Earth in terms of size.

By February 26, 2014


Watch a virus-like particle try to enter a cell -- in 3D

Princeton researchers say their two-camera approach offers the most detailed footage of a nano-sized particle to date, which could ultimately shed light on how viruses and cells interact.

By February 25, 2014