Down'n'Dirty With Interstellar Dust | WAMU 88.5 - American University Radio

WAMU 88.5 : Metro Connection

Filed Under:

Down'n'Dirty With Interstellar Dust

Play associated audio
Interstellar gas, shot by the Hubble Space Telescope.
J. Hester and P. Scowen
Interstellar gas, shot by the Hubble Space Telescope.

You can't see them with the naked eye, but teeny-tiny particles exist between stars. This interstellar dust is a particular nuisance to astrophysicists, whose observations and measurements can be distorted by these "cosmic grains." An American University professor is one of 200 people in the world studying the topic; Rebecca Sheir visits U.J. Sofia to learn why, though the particles are small, the issue is pretty darn big.

[Music: "Sky Diver" by Owl City from Maybe I'm Dreaming]

WAMU 88.5

Art Beat With Lauren Landau, March 30, 2015

You can see a few slapdash plays this weekend or check out some rarely seen portraits by a mid-20th century artist.

NPR

Cheez Whiz Helped Spread Processed Foods. Will It Be Squeezed Out?

Turns out, the history of Kraft's dull-orange cheese spread says a lot about the processed food industry — and where it might be headed as Kraft and Heinz merge.
WAMU 88.5

Will McAuliffe Make Good On Campaign Promises In Virginia?

Virginia lawmakers will be back in session next month, and the governor will try once again to deliver on the campaign promises that were central to his campaign.

NPR

App That Aims To Make Books 'Squeaky Clean' Draws Ire From Edited Writers

Clean Reader — an app designed to find, block and replace profanity in books — has drawn considerable criticism from authors. This week, makers of the app announced they would no longer sell e-books.

Leave a Comment

Help keep the conversation civil. Please refer to our Terms of Use and Code of Conduct before posting your comments.