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Planet Hunters Bet Big on a Small Telescope to See Alien Earths

In 1990, NASA's Voyager 1 spacecraft briefly looked back from its journey out of the solar system, capturing a view of the faraway Earth. Carl Sagan called it the "pale blue dot." From more than 6 billion kilometers away, beyond the orbit of Pluto, it seemed remarkable that our planet was even visible...

January 27, 2015 — Lee Billings

The Top Ten Space and Physics Stories of 2014

From humanity’s first, flawed foray to the surface of a comet to the celebrated discovery of (and less celebrated skepticism about) primordial gravitational waves, 2014 has brought some historic successes and failures in space science and physics...

December 22, 2014 — Lee Billings

5 Things Dark Matter Could Be - The Countdown #45

Twenty-seven percent of the Universe is made of invisible dark matter. But what is it? In this episode, we cover the top five candidates that may fit the bill.

Host/writer: Sophie Bushwick
Production assistant: William Herkewitz
Editor: Kathryn Free
Producer: Eric R...

December 22, 2014

Physics Week in Review: December 20, 2014

The Christmas holiday approacheth, and for those of a Maker bent, here’s how to Build A Sled For Slinging Snowballs — Winter Warfare Will Never Be the Same.  If you’re more the craft-y sort, now you can deck the halls with Nobel physicists with this physics twist on the craft of cutting paper snowflakes...

December 20, 2014 — Jennifer Ouellette

Best Physics Videos of 2014

It’s that time of year, when we all look back over 2014 and reflect on all the cool science stuff that happened. Today, Jen-Luc Piquant has compiled her Top 20 physics-themed videos of 2014 — with the caveat that not all of them were actually created in 2014...

December 16, 2014 — Jennifer Ouellette

Big Mirrors, High Hopes: Extremely Large Telescope Is A Go

In astronomy, bigger is almost always better. The size of a telescope’s aperture (or primary optical element) not only determines how many pesky little photons it can capture, but also the ultimate resolution of the image that can be formed...

December 9, 2014 — Caleb A. Scharf

Physicist Slams Cosmic Theory He Helped Conceive

I love apostates, believers in or, better yet, conceivers of a theory who turn against it. They restore my faith in science, because they show that scientists can overcome attachment to their own brainchildren, a feat that is essential for progress and cannot be taken for granted...

December 1, 2014 — John Horgan

Alien Yet Familiar: Following Curiosity Across Mars

822 Martian days after landing, NASA’s Curiosity rover, carrying the Mars Science Laboratory, continues on its extraordinary journey across landscapes that are both utterly alien, and remarkably familiar...

November 28, 2014 — Caleb A. Scharf

Mars' First Close-up

Today marks the 50th anniversary of the launch of NASA’s Mariner IV spacecraft (November 28, 1964). In total, the mission gave us 21 complete images of Mars, including this, our first close view of the planet—courtesy of data transmitted by the interplanetary probe and earth-bound scientists wielding pastels (below)...

November 28, 2014 — Jen Christiansen
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