Hurricane Gabrielle has strengthened into a Category 4 storm. It’s 330 miles (530 km) northeast of Bermuda. Those in the Azores should monitor its progress.
A massive eruption 74,000 years ago ejected volcanic material that affected the entire globe. But evidence shows people survived and adapted after the eruption.
The fall hummingbird migration typically lasts from August through October. Spot the birds in every U.S. state and Canadian province as they travel south.
Spicomellus afer, an early ankylosaur found in Morocco, had bizarre spikes all over its body. Those around its neck reach over 3 feet (1 meter) in length.