On July 3, one of NASA’s two Mars-bound ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers) spacecraft captured photographs of the Earth and Moon in visible and thermal infrared light. At the time, the spacecraft was 584,600 kilometers (363,250 mi) from Earth and 186,100 kilometers (115,600 mi) from the Moon, making the Moon appear relatively
Reflect Orbital aims to redirect sunlight towards the night areas of the Earth.Credit: Jesper Klausen/Scientific Photo Library A risky plan to turn night into day is one step closer to reality. Last week, U.S. officials approved a mission to launch a giant mirror into space, where the device will reflect sunlight onto shadowed parts of
Low- and middle-income countries demand UN-led solutions to growing debt and wealth inequality problems.Credit: Cristina Quicler/AFP via Getty Let’s imagine a world in which almost 90% of the population earns twice as much and works half as many hours as today. One in which the share of global wealth held by the poorest half increases,
Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.
Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.
Located 700 kilometers (440 miles) east of Madagascar, Réunion Island is the product of a long-lived mantle hotspot on the floor of the Indian Ocean. The island first emerged above the ocean’s surface about 2 million years ago. It remains active today, with frequent eruptions from Piton de la Fournaise, a shield volcano on the