Living On Earth
A NASA scientist claims to have found alien microbial life in a meteor that landed on Earth. Scientists are skeptical of these results.
Scientists search for an Earthlike planet outside the Solar System, a so-called "Goldilocks" planet that is potentially just right for life.
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.
Discussion of the delayed Hubble Space Telescope mission to the recent discovery of snow on Mars.
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.
Discussion regarding the nature of dark matter and about a new planet recently discovered outside our solar system that might host life.
Is there water on Mars? And, if so, where is it?
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.
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.
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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