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1,000-Year-Old Viking Found Buried In His Boat

Archaeologists announced this week that they have found a 1,000-year-old Viking burial site in the Scottish Highlands of Ardnamurchan. Host Scott Simon takes note of the find, which has been called "one of the most important Norse graves ever excavated in Britain."

A Premiere Chef Explores The Jiggly Joys Of Gelatin

Gelatins turn liquids into solids, and can make cream-based dishes into a lighter, more flavorful affair by eliminating the need for heavy, flavor-distorting fats, says Spanish-born restaurateur and top chef Jose Andres.

Scientists Find Youngest Planet Ever Observed

Astronomers have come across the youngest planet ever observed, at just 2 million years old. It's called LkCa 15 b, and it's still in the early stages of forming. Melissa Block talks to Adam Kraus of the University of Hawaii's Institute for Astronomy about the discovery.

Did Giant Stars Feed Blue Stragglers?

In a letter to the journal Nature published this week, astronomers Aaron Geller and Robert Mathieu offer an explanation for the origin of blue straggler stars in a star cluster called NGC 188. Geller suggests the stars fed on neighbor stars, leaving behind white dwarfs.

Science Diction: The Origin Of 'Bunsen Burner'

Every high school chemist has no doubt fiddled with a Bunsen burner--but where did the apparatus get its name? Science historian Howard Markel talks about the German chemist Robert Bunsen, and why his experiments necessitated the invention of the gas burner still in use today.

Reinventing Fire: Getting Beyond Fossil Fuels

In his bookReinventing Fire, Amory Lovins lays out his blueprint for freeing society of its addiction to fossil fuels, by saving energy with more efficient vehicles, buildings and manufacturing plants, and producing it with renewable options like windmills and rooftop solar.

Predicting When Space Junk Will Come Home To Earth

This weekend, a defunct German satellite is scheduled to crash to Earth, just a month after a NASA satellite did the same. NASA orbital debris scientist Mark Matney and Phil Plait, author of the Bad Astronomy blog, discuss whether engineers on Earth have any say when--or where--objects fall.