Bob Zimmerman reports that scientific analysis suggests the moon's ancient magnetic field was mostly weak, while new imagery reveals nitrogen seas on Pluto and "taffy terrain" formations on Mars. 8.
Season 8, Episode 524, Feb 28, 01:21 AM
We recommend upgrading to the latest Chrome, Firefox, Safari, or Edge.
Please check your internet connection and refresh the page. You might also try disabling any ad blockers.
You can visit our support center if you're having problems.