The 'precariously balanced boulders' that offer a window into seismic history
These giant rocks could roll at any moment. The fact they haven't offers a window into the shaking of ancient Earth.
KPCW19h
Arches National Park asks for public comment on crowd mitigation efforts
Arches National Park is seeking public comment on its Visitor Access and Experience Plan, including its two-year timed entry pilot project.
Some boulders are precariously balanced. For seismologists, that's valuable
These giant rocks could roll at any moment. The fact they haven't offers a window into the shaking of ancient Earth.
Parched fields and damaging blazes: The Northeast drought and wildfires in photos
Parched fields and damaging blazes: The Northeast drought and wildfires in photos More than 58% of the Northeast is in ...
C&EN22h
U.S. National Chemistry Olympiad
Students will be notified by their ACS Local Section Coordinator. Coordinators choose nominees for the National Exam based on results of the local competition. A three-part exam administered to more ...
New York Post15h
US News
Ana Hedao Knezevich, 40, vanished from her Madrid apartment on Feb. 2.