A 48,500-year-old virus has been revived from Siberian permafrost

Earth is currently in the midst of a mass extinction, losing thousands of species each year. New research suggests environmental changes caused the first such event in history, which occurred millions of years earlier than scientists previously realized

Oldest army ant found in 35-million-year-old Baltic amber

U.S. Renewable Energy Will Surge Past Coal and Nuclear by Year's End