Aug. 16, 2019

60: Earth’s Last Magnetic Field Reversal Took Far Longer Than Once Thought

60: Earth’s Last Magnetic Field Reversal Took Far Longer Than Once Thought

SpaceTime 20190816 Series 22 Episode 60

The astronomy and space science news podcast.

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*Earth’s last magnetic field reversal took far longer than once thought

A new study suggests Earth’s magnetic poles may take far longer to flip than previously thought.

*Astronomers find traces of one of the first stars

Astronomers have found the ghostly remains of one of the Universe's first stars inside a rare, ancient star on the other side of the galaxy.

*China Space Station falls back to Earth

A small experimental Chinese space station has successfully burnt up during atmospheric re-entry.

*The Science Report

Study casts doubt on the ability of Vitamin D supplements to protect people from diabetes.

Warm waters and overfishing may be increasing the levels of mercury in seafood.

Discovery of fossils of what’s now thought to be the world’s largest ever parrot.

The platypus is in far greater danger than people realize.

Workers expanding a highway discover a hoard of two thousand year old ancient coins

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