CNN’s Call to Earth Day 2025 embraces the powerful theme “Guard Your Green Space,” urging individuals, communities, and nations to take bold, collective action to protect the natural world ...

“The device appeared to violate the conclusion that any conductor at rest with respect to Earth’s surface cannot generate power from its magnetic field,” Princeton’s Christopher Chyba ...

If the U.S. could tap into just 2 percent of the geothermal power beneath Earth’s crust, it could supply more than 2,000 times our total annual energy consumption.

Throughout the month of April, Nielsen employees celebrated Global Volunteer Month with volunteering and environmental ...