Earth
- Feb- 2021 -19 FebruaryScience
Color-coded radar maps reveal a patchwork of California wildfire destruction
Each year in California, thousands of wildfires ravage hundreds of thousands of hectares of land. Deciphering how well large swaths…
Read More » - 19 FebruaryScience
A magnetic field reversal 42,000 years ago may have contributed to mass extinctions
A flip-flop of Earth’s magnetic poles between 42,000 and 41,000 years ago briefly but dramatically shrank the magnetic field’s strength…
Read More » - 16 FebruaryScience
Formal “Protected Area” Designation Reduces the Rate of Deforestation but Does Not Prevent It
Amazon deforestation. Credit: Oregon State University A survey of more than 18,000 land parcels spanning 2 million square miles across…
Read More » - 13 FebruaryScience
Vast Portions of Today’s Sahara Desert Were Green Thousands of Years Ago
Engraving of Giraffes near Gobero in Niger, ca. 8,000 yrs old, witness green times in the desert. Credit: Mike Hettwer,…
Read More » - Jan- 2021 -22 JanuaryScience
Space station detectors found the source of weird ‘blue jet’ lightning
Scientists have finally gotten a clear view of the spark that sets off an exotic type of lightning called a…
Read More »