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Friday, May 24, 2013

The Two-Way

Ring Nebula Is More Like A Jelly Doughnut, NASA Says

The famous Ring Nebula is shown here in striking detail, in a composite image made from images from NASA's Hubble Space Telescope and infrared data from telescopes on Earth.

May 24, 2013 The Ring Nebula, whose iconic shape and large size make it a favorite of amateur astronomers, can now be seen in new detail, after NASA's Hubble Space Telescope captured a sharp image of the nebula. Researchers say the new clarity reveals details that were previously unseen, and a structure that's more complex than scientists believed.

Summary

Wednesday, April 24, 2013

The Two-Way

Stunning Video: 3 Years Of The Sun In 3 Minutes

This is a composite of 25 separate images spanning the period from April 16, 2012, to April 15, 2013. In a video, NASA has also collected three years' worth of such images and set them in a new video.

April 24, 2013 Mesmerizing. Dazzling. Gorgeous. Pick your word. NASA's collection of images taken of the sun over the course of three years is getting rave reviews.

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Sunday, April 21, 2013

The Two-Way

Sunday Night Forecast: Cloudy With A Chance Of Meteors

Another meteor shower, the  Geminid, sparkled over the Spanish canary island of Tenerife on Dec. 13, 2012.

April 21, 2013 The Lyrid shower is caused by Earth passing through the orbit of a comet known as Thatcher. The best time to watch should be in the early hours of Monday morning, just before dawn.

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Friday, March 15, 2013

The Two-Way

A Peek Into Exoplanet's Atmosphere Offers Clues To How It Was Formed

The 10-meter Keck II (right), a twin of the world's largest optical telescope, was used to study the atmosphere of HR 8799c.

March 15, 2013 Scientists say the discovery of more carbon than oxygen and no methane in the atmosphere of a gas giant favors one theory of solar system formation.

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Monday, March 11, 2013

The Two-Way

Claims Of A Meteorite's Ancient Aquatic Fossils Spark Debate

Images show what researchers say could be a "hystrichosphere," a fossilized dinoflagellate cyst.

March 11, 2013 Criticism over a study's findings has not deterred researchers from saying their work may represent one of the biggest scientific breakthroughs in hundreds of years: "fossilized biological structures" in a meteorite.

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Wednesday, February 20, 2013

The Picture Show

Earth As Art: 'How Did Nature Do That?'

Carnegie Lake, Australia, 1999 Carnegie Lake in Western Australia fills with water only during periods of significant rainfall. In dry years, it is reduced to a muddy marsh. Flooded areas appear dark blue or black, vegetation appears in shades of dark and light green, and sands, soils and minerals appear in a variety of colors.

February 20, 2013 Satellites help track storms, power the GPS signals in our cars and phones and beam TV signals around the world. But they also send back striking, totally disarming images of planet Earth.

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Monday, January 28, 2013

The Two-Way

Iran Claims 'Major Achievement;' Says Monkey Was Sent Into Space

An image from Iran's state-controlled Press TV showing the monkey that was reportedly sent into space today strapped into its seat.

January 28, 2013 The nation's official media reports the primate was sent up about 75 miles. It reportedly survived the trip. Iran says it's aiming to launch a manned mission in five to eight years. Other nations are concerned that the program is really aimed at developing long-range missiles.

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Thursday, December 13, 2012

Shots - Health News

How To Decide If Space Tourists Are Fit To Fly

Astronaut Alan Shepard became the first American in space in 1961. He later developed an inner ear problem that grounded him from space flight until an operation cured him.

December 13, 2012 Commercial space travel is becoming a reality. Now people who have longed to go into space can buy a ticket, if they've got the cash. But are they healthy enough to make the voyage?

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Tuesday, October 16, 2012

13.7: Cosmos And Culture

Closest Star Harbors An Earth-Sized Planet

October 16, 2012 Astronomers have finally discovered a planet orbiting Alpha Centauri, the nearest star to the Sun. At a mere 4.4 light years away, scientists have long hoped that a planet would be found around this closest of stellar neighbors.

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Wednesday, September 26, 2012

13.7: Cosmos And Culture

Looking For Answers Beyond The Cosmic Horizon

This spectacular image of the large spiral galaxy NGC 1232 was obtained by the European Southern Observatory's Very Large Telescope (VLT) in 1998. NGC 1232 sits in the constellation Eridanus (The River) at a distance of about 100 million light-years and is about twice the size of the Milky Way galaxy.

September 26, 2012 The notion that the Big Bang is like an exploding bomb is completely wrong. But what, then, lies beyond the edge of space? Can we ever know whether the Universe is infinite?

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Wednesday, August 15, 2012

13.7: Cosmos And Culture

Curiosity And The Search For Life On Mars

An artist's rendering shows a rocket-powered descent stage lowering the one-ton Curiosity rover to the Mars surface.

August 15, 2012 NASA's Curiosity rover will soon begin to search for signs of life, past or present, on the red planet. But can we make sense of life in strange places? And if we don't find it, what will it mean to us?

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Tuesday, July 31, 2012

13.7: Cosmos And Culture

If We Reach The Stars, Will It Matter?

An artists rendition of an interstellar "Bussard Ram-Jet" starship.

July 31, 2012 Should we be sending emissaries (and colonists) to the stars. Yes! Just remember that those who leave won't really be coming back.

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Wednesday, July 25, 2012

13.7: Cosmos And Culture

Hyperdrive? What Hyperdrive? We're Stuck Here

July 25, 2012 Contributor Adam Frank has an op-ed in The New York Times that argues we're not going to be traveling the cosmos any time soon, if ever.

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Tuesday, July 10, 2012

13.7: Cosmos And Culture

Talking To Aliens From Outer Space

Is anyone out there, listening?

July 10, 2012 Have we heard from ET? Even if we did, that doesn't tell us anything about UFOs. Still, it can't hurt to try and talk to them, right? Commentator Adam Frank share his message for beings from beyond our Earth.

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Wednesday, June 06, 2012

13.7: Cosmos And Culture

A Brief History Of Nothing

The peculiar galaxy Centaurus A (NGC 5128) as seen by the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile.

June 6, 2012 Can we explain the origin of all things from nothing? First we need to understand what nothing means and how the human mind creates.

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