A bold claim about Earth’s earliest known meteorite impact has been reevaluated after new evidence emerged from the Pilbara ...

Keep in mind that this entrance fee, which is valid for seven days, will also give you access to Sunset Crater Volcano National Monument. For more information, visit the Wupatki National Monument ...

The pause on the biggest of Trump's tariffs won't end this week, as planned, but the problems they present still loom large.