A person in California has become the first in the U.S. to have an identified case of the omicron variant of COVID-19.

The fate of abortion in the U.S. appeared to be on shaky ground as a divided Supreme Court weighs a Mississippi law. A decision in the case is expected by summer.

A 15-year-old boy was charged with murder and terrorism for a shooting that killed four fellow students and injured others at a Michigan high school, authorities said.

Parents are coming up with workarounds in how they get their kids to and from school each day. Some have turned to carpools with friends and neighbors, while in other cases, school staffers or after-school care employees have stepped up to fill the void.

Maplewood police say they think they’ve identified the group of thieves that struck at three Best Buy stores in Blaine, Maplewood and Burnsville last weekend.

President Joe Biden has unveiled his new HIV/AIDS strategy to end the more than 40-year-old epidemic, calling for a renewed focus on vulnerable Americans.

President Joe Biden used a visit to a Minnesota community college Tuesday to highlight how his $1 trillion infrastructure law will create jobs and help train workers — and to make the case for nearly $2 trillion more in spending.

The Minnesota Department of Health said Wednesday it's not approving anxiety disorders as a qualifying condition for medical marijuana, unlike neighboring North Dakota and three other states.

Twitter users may no longer share private videos or images of others without permission. Critics say the broad policy gives the company too much control over what's deemed in the "public interest."

A poll by the Harvard Kennedy School's Institute of Politics found that a majority of young people believe that American democracy is either "in trouble" or "failed."

Xenobots, a type of programmable organism made from frog cells, can replicate by spontaneously sweeping up loose stem cells, researchers say. This could have implications for regenerative medicine.

The coronavirus outbreak exposed flaws in the global health system but also showed a willingness among countries to work together, Tedros Adhanom Ghebreyesus, the WHO's director-general, says.

A new look at nearly 3.7-million-year-old fossil footprints uncovered in Tanzania shows that multiple species of early humans lived together at the same time.

Democratic Minnesota Rep. Ilhan Omar on Tuesday played a harrowing death threat recently left for her by voicemail, while imploring House Republican leaders to do more to tamp down "anti-Muslim hatred" in their ranks and "hold those who perpetuate it accountable."

The United States has joined the list of countries where democracy is backsliding, according to a new report by the think tank International IDEA.

CNN said new documents "raise serious questions" about the anchor's role in trying to help his brother, former N.Y. Gov. Andrew Cuomo, respond to sexual misconduct allegations.

Pfizer's CEO says the vaccine maker has asked federal regulators to authorize boosters for 16- and 17-year-olds. Currently, only people 18 and over are eligible for a booster in the U.S.

What's the U.S. doing to watch out for the omicron variant? Here's the work underway and the challenges that experts say may slow down the country's efforts.