pole reversal

Astronomy Cast Ep. 442: Destroy and Rebuild Pt. 6: Magnetic Pole Reversal

If we look back into the geologic record of the Earth, it appears that our planet's magnetic field flips polarity…

5 years ago

Still Concerned About 2012?

Don't be. Don Yeomans, senior research scientist at NASA's Jet Propulsion Laboratory in Pasadena, CA, was kind enough to address…

10 years ago