Ancient Rocks Reveal Earth's Magnetic Field Existed 3.7 Billion Years Ago

6 months ago 317

It doesn't look a day over 3.6 billion.

Read Entire Article
  1. Homepage
  2. Science
  3. Ancient Rocks Reveal Earth's Magnetic Field Existed 3.7 Billion Years Ago

Related

Aurora activity is just getting started. Here's why the best northern lights are yet to come.

Aurora activity is just getting started. Here's why the best...

38 minutes ago 13
Where would a compass point in outer space?

Where would a compass point in outer space?

1 hour ago 13
Fact brief - Has human-caused climate change increased extreme weather?

Fact brief - Has human-caused climate change increased extre...

5 hours ago 16