The synchronized emergence or periodic cicadas is an evolutionary strategy. But some scientists think global warming could be affecting the insects' cycles.
Astronauts Barry “Butch” Wilmore and Sunita Williams are slated to pilot the capsule on its first crewed test flight to the International Space Station on May 6.
The Voyager 1 probe is the most distant human-made object in existence. After a major effort to restore communication with it, NASA announced success this week.
The rule was among four separate measures targeting coal and natural gas plants that the EPA said would provide “regular certainty” to the power industry and encourage them to make investments to transition “to a clean energy economy.”
How flooding, storm surges and losing wildlife could erase the distinct way of life for the Gullah Geechee people who have become one with the southeastern coastline.
The report also found that people in the United States experienced more “very unhealthy” or “hazardous” air quality days than any time in the survey’s history.