A tropical depression strengthened into Tropical Storm Debby in the Gulf of Mexico on Saturday. It may reach hurricane strength before hitting Florida Monday.
Scientists have discovered that the curved serrated teeth of Komodo dragons are kept sharp by a coating of iron, and have an orange stain from the iron.
Researchers have found evidence in the layers of the seafloor of the Aegean Sea for a previously unknown massive volcanic eruption some 520,000 years ago.
The new record for hottest day in recent history came on July 21, 2024, when the average global surface air temperature hit 62.76 degrees Fahrenheit (17.09 C).