Science

New U.S. experiments aim to create gene-edited human embryos
Despite outrage over gene editing in China that affected the birth of twins, research is underway in the U.S. to assess the safety and effectiveness of CRISPR tools to edit genes in human embryos.
Xcel says demand forced shut-off of natural gas to dozens of homes
Xcel Energy moved dozens of customers east of St. Cloud to hotels as natural gas was shut off in response to unanticipated demand. They expect to restore service by the end of the week.
Our planet's magnetic north pole is migrating. Since the mid-1990s, it's wobbled away from the Canadian Arctic and toward Siberia -- which can have an effect on everything from shipping routes to the GPS in your phone.
U.S. Postal Service cancels delivery in Minnesota, parts of upper Midwest on Wednesday due to weather
The U.S. Postal Service announced Tuesday that it will not deliver or pick up mail on Wednesday in Minnesota, Iowa, western Wisconsin and western Illinois because of "projected deteriorating weather conditions."