SciFri Radio: Planetary and Earth Sciences

SciFri Radio: Lunar Impact Mission Update
Friday, NASA scientists announced that they had found 'a significant amount' of lunar water through the recent LCROSS lunar impact mission.

SciFri Radio: Surveying the Heliosphere
A series of journal articles published this week draw a new picture of our solar system's heliosphere, the bubble carved out in the interstellar...

SciFri Radio: Moon in Review
Last week, NASA crashed a probe into the surface of the moon in search of water, just weeks after two other teams reported finding their own clues...

SciFri Radio: A One-Way Trip To Mars?
Ira talks with cosmologist Lawrence Krauss about whether a human expedition to Mars should involve a return trip to the Earth.

SciFri Radio: Hurricane Forecast
What can we expect from this year's hurricane season?

SciFri Radio: Moon Movie
We talk with director Duncan Jones about his recent science fiction movie 'Moon.'

SciFri Radio: The Disappearing Mississippi Delta
Rising sea levels and not enough sediment replenishment may make much of the Mississippi Delta 'drown' by the year 2100, according to a new study.

SciFri Radio: A New Type Of Black Hole
Researchers may have discovered a new type of black hole, a finding that would mean the massive gravity sinks can exist in a 'medium' size.

SciFri Radio: Colliding Planets (Don't Panic)
New research finds a small -- but present -- chance of a collision between Earth and one of its planetary neighbors in the next few billion years.

SciFri Radio: Heating Up on a Distant Planet
Astronomers have discovered an exoplanet that experiences temperature swings of as much as 700 degrees within a matter of hours -- and are working...

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SciFri Newsbriefs: Planetary and Earth Sciences

Newsbrief: Next Great Quake?
Are scientists getting any better at earthquake prediction?

Newsbrief: Gravity Anomaly Solved
The gravitational pull near Hudson Bay, Canada is unusually weak. A new study explains why.

Newsbrief: Tiny Time Capsule
A tiny ancient crystal is packing the geologic history of the Earth

Newsbrief: So long, Ulysses!
The sun-studying spacecraft is about to end its epic odyssey.