Ariel Russell

20 Added | 1 Magazine | @MarvelGirl679 | Keep up with Ariel Russell on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Ariel Russell”

Comet Lovejoy heading outward again

Comet Lovejoy came faintly visible to the eye in early November 2013. It was closest to the sun on December 22. It’s currently on the outbound leg of …

See a faint star cluster near bright Sirius

Tonight, look for the sky’s brightest star, Sirius, and the faint star cluster near it. Sirius is easy to see because it’s so bright and because the …

Rosetta is awake!

Wake-up began at 10 UTC this morning, triggering changes aboard the spacecraft that would result in its antenna sending a signal our way. Signal …

Biggest fossil spider

Jurassic fossil spiders were a rare find, until the 21st century, when farmers in China began turning up Jurassic-period arachnids on a …

Tiny machines that swim using heart muscle cells

“Micro-organisms have a whole world that we only glimpse through the microscope. This is the first time that an engineered system has reached this …

See the Unicorn on dark January nights

Tonight, treat yourself to a visit with a mythical beast, the constellation Monoceros the Unicorn. It’s well placed for viewing in the January …

Astronomy

Orion swinging between aspens

The constellation Orion, seen between aspen trees in the White River National Forest in Summit County, Colorado.<p>Eleanor Imster has helped write and …

Robot explorer discovers new species of anemone under Antarctic ice

“When we looked up at the bottom of the ice shelf, there they were … People were literally jumping up and down with excitement.” — Frank …

View from space: World’s largest offshore wind farm

Satellite view of the London Array wind farm, 20 kilometers (12 miles) from England’s coast, where the River Thames meets the North Sea.<p>The London …

How sunlight lowers your blood pressure

Hypertension and cardiovascular disease correlate with latitude and rise in winter. Scientists have learned how exposure to sunlight reduces blood …

Medical Research

What is an astronomical unit?

Astronomers use astronomical units – or AU – to describe solar system distances. Definition of AU here. Also, mean distances in AU to prominent solar …

Norway winter wonderland

A January night in Troms, Norway.<p>Thank you to Tor-Ivar Næss for sharing this gorgeous – though chilly – photo with us. Tor-Ivar’s description:<p>A night …

Elnath is close to the galactic anticenter

Elnath, the 2nd-brightest star in Taurus, is the closest bright star to the galactic anticenter – the point in space directly opposite of our Milky …

Week in Photos: May 18, 2013

From the Soyuz capsule touching down in Kazakhstan to Texas tornadoes, see the week’s most striking images.<p>NASA/CSA/EPA, via Landov

Should You Be Your Kid’s Facebook Friend?

Should you monitor your child’s Facebook? Clinical psychologist Catherine Steiner-Adair, author of the new book The Big Disconnect: Protecting …

Facebook Takes a Page From Twitter

Week in Photos: December 14, 2013

From the Mandela memorial to snow blanketing Jerusalem and a police-protester face-off in Kiev, a look at the most striking images from the past …

The Scientific Sherlock Holmes

An entertaining exploration of the science and history of the Sherlock Holmes stories, which were written more than 100 years ago by Scottish physician and writer, Sir Arthur Conan Doyle.<p>After eagerly -- and enviously! -- reading people's reactions to Sherlock Holmes' third season now airing on …

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