When ET calls, can we be sure we're not being spoofed?

Scientists have devised a new technique for finding and vetting possible radio signals from other civilizations in our galaxy—a major advance in the search for extraterrestrial intelligence (SETI) that will significantly ...

Moon's Tycho crater revealed in intricate detail

The National Science Foundation's Green Bank Observatory (GBO) and National Radio Astronomy Observatory (NRAO), and Raytheon Intelligence & Space (RI&S) have released a new high-resolution image of the moon, the highest-ever ...

Analyzing the underlying causes of the food crisis in Gaza

The recent escalation of the Israel-Hamas conflict sparked a devastating humanitarian crisis in the Gaza Strip. In response to a large-scale attack on Israel by Hamas and its allies, Israel responded with airstrikes, a blockade, ...

Salt water creeps toward New Orleans up Mississippi River

Drought upriver has left the Mississippi River so low and slow that salt water is creeping farther than usual along the bottom toward New Orleans and threatening drinking water, the Army Corps of Engineers said Wednesday.

EXPLAINER: Is New Orleans protected from a hurricane?

New Orleans finds itself in the path of Hurricane Ida 16 years to the day after floodwalls collapsed and levees were overtopped by a storm surge driven by Hurricane Katrina. That flooding killed more than 1,000 people and ...

page 1 from 2