Science

Shots - Health News
3:30 pm
Wed March 6, 2013

Hear That? In A Din Of Voices, Our Brains Can Tune In To One

Scientists say that understanding how the cocktail party effect works could help people who have trouble deciphering sounds in a noisy environment. Guests make it look easy at a Dolce and Gabbana Lounge party in London in 2010.
Paul Jeffers AP

Originally published on Thu March 7, 2013 10:49 am

Scientists are beginning to understand how people tune in to a single voice in a crowded, noisy room.

This ability, known as the "cocktail party effect," appears to rely on areas of the brain that have completely filtered out unwanted sounds, researchers report in the journal Neuron. So when a person decides to focus on a particular speaker, other speakers "have no representation in those [brain] areas," says Elana Zion Golumbic of Columbia University.

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Krulwich Wonders...
10:54 am
Wed March 6, 2013

Neil Tyson Pounds The Table, Demanding A Future, Now!

Frederick M. Brown Getty Images

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Research News
3:45 am
Wed March 6, 2013

Deciphering Hidden Biases During Interviews

Originally published on Wed March 6, 2013 10:18 am

Transcript

STEVE INSKEEP, HOST:

Benjamin Franklin said the only certain things are death and taxes. Let's add a third thing: Interviews. At many points, starting with school admissions or a new job, you're going to sit down before someone else and answer their questions.

Which is what NPR's Shankar Vedantam is about to do with us because he's got some new research relating to this topic. Hi, Shankar.

SHANKAR VEDANTAM, BYLINE: Hi, Steve.

INSKEEP: And let's begin this interview. What's the new research about?

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Animals
2:44 am
Wed March 6, 2013

Elephant Poaching Pushes Species To Brink Of Extinction

Originally published on Wed March 6, 2013 10:18 am

A new study of Central African forest elephants has found their numbers down by 62 percent between 2002 and 2011. The study comes as governments and conservationists meet in Thailand to amend the Convention on International Trade in Endangered Species.

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Animals
5:20 pm
Tue March 5, 2013

'Extinction Looms' For Forest Elephants Due To Poaching

Transcript

AUDIE CORNISH, HOST:

Now, to some alarming findings about wildlife in Africa. A 10-year survey looked at the population of forest elephants and found that it fell 62 percent in that time. The study is the largest of its kind, spanning five countries: Cameroon, Central African Republic, Democratic Republic of Congo, its neighbor the Republic of Congo and Gabon. The Wildlife Conservation Society, which helped organize the effort, is saying that extinction looms for the forest elephant because of poaching.

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