Sharon Ripka

227 Added | 17 Magazines | 2 Likes | 4 Following | 1 Follower | @SRzebra | Keep up with Sharon Ripka 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 “Sharon Ripka”

Gravitational Waves Reveal The Unexpectedly Weird Behaviour Of Distant Black Holes

Last year's gravitational wave discovery may have felt like the end of an era -- a momentous occasion in which a precise experiment finally ended a …

Black Holes

This Common Ingredient in Antiseptic Soap Is Messing With Your Cell Biology

Check the label.<p>A common class of antiseptic found in everything from mouthwash to spermicides has been found to impair the workings of our cells' …

Biology

NASA considers puncturing Yellowstone supervolcano to save life on Earth

A new study from NASA’s Jet Propulsion unit has determined that the threat of a supervolcanic eruption to life on Earth may be more pressing than any …

Geology

Mind-Bogglingly Detailed Image of a Nearby Star Introduces an Unexpected Mystery

There are few downsides to new observations, but confusion might be one of them. New stellar images bring mysteries that will take more time and …

Universe

See How the Solar Eclipse Will Look From Anywhere in the U.S.

The 2017 total solar eclipse is fast approaching, and hordes of sky gazers are scrambling to find a spot where they can see the shadow of the moon …

Solar Eclipse

In Earth’s hottest place, life has been found in pure acid

For the first time, scientists have found living microbes in the blistering hot springs of Ethiopia’s Danakil Depression.<p>In a surreal landscape of colours, dominated by luminescent ponds of yellows and greens, boiling hot water bubbles up like a cauldron, whilst poisonous chlorine and sulphur gases …

Horn of Africa

Watch outer space for free on a live stream

Of course you have to sign up<p>A company called Slooh, which provides live streams of outer space via telescope, is opening up its sightings of eclipses, full moons, asteroids, and comets to anyone with an internet connection — for free. All you need to do is sign up on their website.<p>Slooh owns seven …

Astronomy

Does quantum tunneling take time or is it instantaneous?

In the weird world of quantum physics, it's not unusual for particles to tunnel through barriers that under normal circumstances they shouldn't be …

NASA released this 5-year time-lapse of Mars from its Curiosity rover — and the footage looks amazing

On August 6, 2012, NASA landed its Curiosity rover on the surface of Mars. In the last 5 years, Curiosity has captured our hearts with its selfies and first-hand accounts of Mars' Gale Crater.<p>To celebrate Curiosity's 5-year anniversary, NASA released amazing time-lapse footage that spans …

Time-lapse Photography

WTF Happened at the White House This Week?

From the Mooch's swift exit to "local milk people," this week in the White House, explained<p>It was supposed to be "American Dream Week." Sarah …

Climate Scientist Says He Was Demoted For Speaking Out On Climate Change

A former head policy adviser at the Interior Department is accusing the Trump Administration of reassigning him to a lesser position for speaking out about the dangers of climate change.<p>Joel Clement, a scientist who was director of the Interior Department's Office of Policy Analysis for much of the …

Obama Administration

​These Color-Changing Tattoos Use Special Ink to Monitor Your Health​ | Men’s Health

So far, the researchers have developed biosensors based on three biochemical data points. There’s the glucose sensor, which changes from blue to brown when blood sugar increases. A pH sensor changes between purple and pink as alkalinity increases, and a sodium sensor becomes a more intense green …

Giant glass orb in Paris is wrapped with a rotating solar sail that follows the sun

Architects Shigeru Ban and Jean de Gastines teamed up to create the stunning, solar-powered Seine Musicale located on Seguin Island in Paris. The …

Design

3 Tips for Shooting Reflection-Free Photographs Through Windows (VIDEO)

How many times have you tried to photograph a gorgeous cityscape from inside a hotel room, only to be stymied by unsightly reflections on the …

We're Way Below Average! Astronomers Say Milky Way Resides In A Great Cosmic Void

If you went to give our cosmic address, you might tell someone that we lived on planet Earth, orbiting our Sun, on the outskirts of a spur of the Milky Way’s spiral arms, in the second largest galaxy in our local group, about 50 million light years from the Virgo Cluster, embedded within the …

American Astronomical Society

Here’s How to Balance Flash and Window Light for Flattering Indoor Portraits (VIDEO)

Window light is often a great source of illumination for shooting indoor portraits, but sometimes you need a bit of supplemental light to achieve …

Photography

Our 10 Favorite Reader Photos from the "Travel & Landscape Photography" Assignment

What makes a great travel or landscape photo? Many things, of course, but we’ve found that the best images always tell some sort of story.<p>For this …

North Korea accuses Trump of being 'selfish' over Paris climate pact

<b>(CNN) —</b> US President Donald Trump's decision to withdraw from the Paris climate agreement has been criticized by major global powers from Europe to South America.<p>Now North Korea is getting in on the act.<p>In a statement Tuesday, Pyongyang said Washington's move represented "the height of egoism and …

North Korea
Donald Trump

Pairs of whales breach in perfect tandem; photographer captures the moments

A photographer in Australia captured stunning images of something one might only see once or twice during the migrating season: two whales breaching …

Whales

Get 4x5 Quality With A DSLR

<i>The 4x5 view camera was, for many years, the tool of choice for many landscape photographers. Its large negative offered unparalleled resolution and</i> …

Boxed in: life inside the 'coffin cubicles' of Hong Kong – in pictures

Photographer Benny Lam has documented the suffocating living conditions in Hong Kong’s subdivided flats, recording the lives of these hidden communities

Hong Kong
Pain

Glass Appears to Form a Mysterious New State of Matter - And It's Got Scientists Fired Up

"I knew this could cause trouble."<p>A 30-year debate has just been reignited by a physicist who appears to have found a mysterious new state of matter …

Quantum Mechanics

In Trump Country, Renewable Energy Is Thriving

Two years ago, Kansas repealed a law requiring that 20 percent of the state’s electric power come from renewable sources by 2020, seemingly a step backward on energy in a deeply conservative state.<p>Yet by the time the law was scrapped, it had become largely irrelevant. Kansas blew past that 20 …

Renewable Energy

Scientists Try Deep Brain Stimulation Without Surgery

Deep brain stimulation can offer relief to patients with diseases such as Parkinson’s and epilepsy, but it requires brain surgery to implant electrodes deep inside the head.<p>Now researchers think they’ve come up with a way to do the same thing without cutting. They have used electrodes on the heads …

Neuroscience

Can Planets Near Red Dwarf Stars Support Life? NASA Says Don't Bet On It

Researchers working with NASA data have spent months combing through 10 years of observations to try to determine whether flares from the red dwarfs …

Senate Republicans fear ‘train wreck’ in September

There have been no talks between the two parties on how to avoid a shutdown and debt default in late summer or early fall.<p>Sen. John McCain recently reflected on the first five months of GOP rule in Washington, ticking off the party’s greatest congressional achievements to date.<p>There’s the …

Republicans

Kids Are Quoting Trump To Bully Their Classmates And Teachers Don’t Know What To Do About It

BuzzFeed News reviewed more than 50 reports of school bullying since the election and found that kids nationwide are using Trump’s words to taunt their classmates. If the president can say those things, why can’t they?<p><b>Donald Trump’s campaign</b> and election have added an alarming twist to school …

Polar Photographer Shares His View Of A Ferocious But Fragile Ecosystem

Conservation photographer Paul Nicklen has spent more than two decades documenting the ice and wildlife in some of the most inhospitable places on Earth — the Arctic and the Antarctic.<p>It's a risky business: Nicklen often finds himself immersed in frigid waters, just a camera's length away from …

Antarctica