Science

Science
11:24 am
Fri May 31, 2013

The SciFri Book Club Takes a Hike

The book club regulars gather to chat about the best-sellingA Walk in the Woods, writer Bill Bryson's 1998 account of a hiking trip along the Appalachian Trail. Plus, journalist Deborah Blum joins the club to talk about the best science books to stash in your beach bag (or backpack).

NPR Story
11:09 am
Fri May 31, 2013

With Chemical Tweaks, Cement Becomes A Semiconductor

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY, I'm Ira Flatow. In 2011, a group of researchers in Japan made a surprising discovery: With the right process, they could turn cement, in fact a component of the Portland cement you can find in the hardware store, they can turn that into a metal, and in its metallic state they could coax the cement to act as a semiconductor.

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NPR Story
11:09 am
Fri May 31, 2013

Bad Diagnosis For New Psychiatry 'Bible'

Originally published on Tue June 4, 2013 6:22 pm

Transcript

IRA FLATOW, HOST:

There's ADHD, OCD, DMDD, PTSD, along with hoarding disorder, oppositional defiant disorder and dissociative identity disorder. You will find all of them in the DSM, that's the Diagnostic and Statistical Manual of Mental Disorders, the so-called Bible of psychiatry. The fifth edition of the manual just came out after 14 years in the making, but instead of a round of applause, psychiatrists, psychologists, ethicists, even columnist are panning the book, saying it has outlived its usefulness.

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NPR Story
11:09 am
Fri May 31, 2013

Teacher Feature: Ethnobotanist Tom Carlson

Transcript

IRA FLATOW, HOST:

Joining us now is Flora Lichtman with our Video Pick of the Week. Hi, Flora.

FLORA LICHTMAN, BYLINE: Hi, Ira.

FLATOW: We got something really special this week.

LICHTMAN: It is special. We're turning the spotlight on an underrepresented, under-celebrated, you might say, group: science teachers or anyway. I don't think we're in danger of over-celebrating them.

(LAUGHTER)

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Science
11:09 am
Fri May 31, 2013

Researchers Revive A Plant Frozen In Time

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow. It sounds like something from the movies, but it's true: Researchers unearth an organism frozen inside a glacier, take it back to the lab and discover it's still alive. In this case it's a plant called a bryophyte, a moss that survives being frozen in a glacier in the dark for some 400 years. Wow.

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