Living On Earth

Living On Earth: May Be Alien Bacteria

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A NASA scientist claims to have found alien microbial life in a meteor that landed on Earth. Scientists are skeptical of these results.

Living On Earth: Other Planets Like Earth

Living On Earth

Scientists search for an Earthlike planet outside the Solar System, a so-called "Goldilocks" planet that is potentially just right for life.

Living On Earth: The Pluto Files

Living On Earth

Neil deGrasse Tyson didn't mean to get Pluto demoted from planet status; he just wanted people to think about the solar system differently. But changing the number of planets from nine to eight is just what happened when a debate sparked by the astrophysicist's Hayden Planetarium exhibit—sans Pluto—ended with the re-categorization of the icy rock to dwarf planet status.

Living On Earth: Hubble Trouble

Living On Earth

Discussion of the delayed Hubble Space Telescope mission to the recent discovery of snow on Mars.

Living On Earth: Shared Space

Living On Earth

In two and a half years the United States will decommission the three remaining shuttles capable of taking astronauts to the International Space Station. The only option after that will be to hitch a ride on a Russian shuttle, a collaboration may be just what we need in the space program.

Living On Earth: Cosmic Quandaries

Living On Earth

Discussion regarding the nature of dark matter and about a new planet recently discovered outside our solar system that might host life.

Living On Earth: Water On Mars?

Living On Earth

Is there water on Mars? And, if so, where is it?

Living On Earth: Lunar Love

Living On Earth

It's been 37 years since the last man was on the moon, and now, NASA says, we're going back. The U.S. space agency will send astronauts to the moon as soon as 2019.

Living On Earth: Venus or Bust

Living On Earth

Two NASA satellites and the European Space Agency's Venus Express have set out to find clues that will aid scientists' understanding of climate change on Earth.

Living On Earth: Moons & Money

Living On Earth

Water-spewing geysers may mean there’s life on one of Saturn’s moons, and how proposed budget cuts could affect the search for life and other space science programs.

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