PRX - Pieces for Topic: Environment

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656 results


565-Ancient Crater
From: Albert Grauer
Series: Travelers In The Night
Piece image
In ancient times, Aboriginal people in southwestern Australia quarried fine grained rock on an ancient hill called Barlangi Rock to make very sharp...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Nov 22, 2019
  • Length: 02:00
  • Purchases: 8
564-Heavy Traffic
From: Albert Grauer
Series: Travelers In The Night
Piece image
In the space of less than 13 hours four small space rocks zipped through the Earth-Moon neighborhood. All of them were discovered by my team, the N...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Nov 16, 2019
  • Length: 02:00
  • Purchases: 8
563-Pre-Autumnal Harvest
From: Albert Grauer
Series: Travelers In The Night
Piece image
On a clear but windy night, near the fall equinox, my Catalina Sky Survey teammate Greg Leonard was able to discover and verify 23 new Earth approa...

Bought by KCHW, Simply Beautiful, KENW, WTIP, WLPR and more


  • Added: Nov 10, 2019
  • Length: 02:00
  • Purchases: 7
562-Monster Space Rock
From: Albert Grauer
Series: Travelers In The Night
Piece image
An object the size of this huge space rock enters the Earth's atmosphere every 180,000 years with an energy of 5,800 megatons of TNT. The only pla...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Oct 31, 2019
  • Length: 02:00
  • Purchases: 8
561-Hannes Is Back
From: Albert Grauer
Series: Travelers In The Night
Piece image
During the monsoon rainy season, my Catalina Sky Survey teammate, Hannes Groeller took a vacation in his native Austria. Returning to begin the fa...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 23, 2019
  • Length: 02:00
  • Purchases: 7
560-Wet Nights
From: Albert Grauer
Series: Travelers In The Night
Caption: Siding Spring Observatory, Credit: www.destinationsjourney.com
One of the most frustrating situations for an asteroid hunter is a night when the stars are shining bright above the mountain but the humidity is s...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 19, 2019
  • Length: 02:00
  • Purchases: 7
558-Exploring The Lunar South Pole
From: Albert Grauer
Series: Travelers In The Night
Piece image
The race to explore the Moon by robots and eventually human lunar colonists is on. Near the lunar south pole human space colonists could use solar ...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 04, 2019
  • Length: 02:00
  • Purchases: 9
557-Back On The Sky
From: Albert Grauer
Series: Travelers In The Night
Piece image
In the American southwest we welcome the Monsoon rainy season during which the Earth receives much needed moisture. However, after six weeks of clo...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Sep 27, 2019
  • Length: 02:00
  • Purchases: 7
555-Dead Comet Dust
From: Albert Grauer
Series: Travelers In The Night
Piece image
The Phoenicids are a minor meteor shower which was discovered by the first Japanese Antarctic Research Expedition on December 5, 1956. To spot the ...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Sep 13, 2019
  • Length: 02:00
  • Purchases: 8
553-Exploring The Far Side
From: Albert Grauer
Series: Travelers In The Night
Piece image
The Chinese, Chang'e 4 made a soft landing on the far side of the Moon where it is impossible to have direct radio communications with the Earth. I...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW and more


  • Added: Sep 01, 2019
  • Length: 02:00
  • Purchases: 9
552-Night Sky Surprise
From: Albert Grauer
Series: Travelers In The Night
Piece image
On October 7, 2018 the moonless night sky became 25% brighter and reached the point where it is at a small light polluted city, all without human ...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Aug 23, 2019
  • Length: 02:00
  • Purchases: 9
551-Exploding Space Rocks
From: Albert Grauer
Series: Travelers In The Night
Piece image
In 2018 there were 15 Meteorite Fall Events for which observers saw a fireball streaking across the sky which then led to the discovery of pieces o...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Aug 16, 2019
  • Length: 02:00
  • Purchases: 8
549-Weirdest Star
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently the Kepler Spacecraft found that a catalogue star HD 139139 now nicknamed the "Random Transiter" had 28 apparently random sharp narrow di...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Aug 01, 2019
  • Length: 02:00
  • Purchases: 9
International Tiger Day
From: KALW
Series: Sandip Roy's Dispatches from Kolkata
Piece image
This week marks International Tiger Day. And they certainly need one.

  • Added: Jul 29, 2019
  • Length: 06:00
548-Dragonfly
From: Albert Grauer
Series: Travelers In The Night
Piece image
In our solar system the most exotic body which contains the complex organic molecules necessary for life is Saturn's Moon Titan. NASA's Dragonfly...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Jul 26, 2019
  • Length: 02:00
  • Purchases: 8
547-Impact Mars
From: Albert Grauer
Series: Travelers In The Night
Piece image
A given piece of ground on Mars receives several times more space rock impacts than a similar sized area on Earth. Perhaps, in the future the Marti...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Jul 19, 2019
  • Length: 02:00
  • Purchases: 8
Listening to the Arctic
From: Richard Paul
Piece image
When you hear those statistics that tell you the oceans are warming and you wonder where those numbers come from, this is where: From scientists me...

Bought by KMXT, KFAI Minneapolis, KUOW, KUT, WAMU and more


  • Added: Jun 20, 2019
  • Length: 59:00
  • Purchases: 13
543-Asteroid Zoo
From: Albert Grauer
Series: Travelers In The Night
Piece image
In 2018 Asteroid Hunters discovered 1839 previously unknown space rocks as they passed through our celestial neighborhood. The largest and most dan...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Jun 14, 2019
  • Length: 02:00
  • Purchases: 8
541-Most Dangerous in 2018
From: Albert Grauer
Series: Travelers In The Night
Piece image
Fortunately, on its current path, the most dangerous asteroid discovered in 2018 cannot come closer than 12.5 times the Moon's distance to humanity...

Bought by KCHW, Simply Beautiful, KENW, WLPR , WTIP and more


  • Added: May 25, 2019
  • Length: 02:00
  • Purchases: 7
540-Loneliest Asteroid
From: Albert Grauer
Series: Travelers In The Night
Piece image
Being a near Earth asteroid is already a lonely existence since the paths of these small space rocks seldom bring them near any other material obje...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: May 17, 2019
  • Length: 02:00
  • Purchases: 8
538-Asteroid Slam
From: Albert Grauer
Series: Travelers In The Night
Piece image
Humans are slamming projectiles into space rocks. These experiments will give us the know how to deal with a dangerous space rock which has our num...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: May 04, 2019
  • Length: 02:00
  • Purchases: 6
537-Earth Glow
From: Albert Grauer
Series: Travelers In The Night
Piece image
In 1972 Apollo 16 astronauts took an ultraviolet image of the Earth from the Moon which shows that like the Sun ,the Earth too, has a faint corona...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, KRWG, WTIP and more


  • Added: Apr 25, 2019
  • Length: 02:00
  • Purchases: 8
535-Alone Or Not
From: Albert Grauer
Series: Travelers In The Night
Piece image
In our Milky Way Galaxy alone there are probably 25 billion planets located within the habitable zone of its star where there could be air to breat...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: Apr 12, 2019
  • Length: 02:00
  • Purchases: 7
534-Followups
From: Albert Grauer
Series: Travelers In The Night
Piece image
Without followup data, many if not most of the Earth approaching objects would be lost as they move away from us leaving us with no idea when they...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: Apr 06, 2019
  • Length: 02:00
  • Purchases: 7
533-100 Moons
From: Albert Grauer
Series: Travelers In The Night
Piece image
A small telescope makes a substantial contribution to our knowledge of the celestial visitors to our neighborhood.

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , KKRN and more


  • Added: Mar 31, 2019
  • Length: 02:00
  • Purchases: 7

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