Officials at the University of Denver are warning students and staff about a bizarre incident that has Denver Police investigating.
People in Hawaii got a false alarm about an incoming ballistic missile Saturday.
The wildfire-mudslide one-two punch has hit California in the past, but December's historic fires made 2018's mudslides particularly bad.
The U.S. State Department increased the risk factor with new travel warnings for Americans in Mexico Wednesday.
The agency's commissioner said kratom's effects mirror narcotics like opioids. And it carries similar risks, like abuse, addiction and even death.
In 1992, scientists warned that humans had to change or the Earth would become unlivable. What's changed 25 years later?
A spokesperson for Indonesia's national disaster agency told reporters an eruption is a "definite possibility."
U.S. officials said a military option with North Korea might be necessary but that it's not what they would prefer to do.
An 8.1 magnitude earthquake hit Mexico's southern coast early Friday.
Forecasters said Tuesday that Hurricane Irma had intensified to a Category 5 storm with sustained winds of around 175 miles per hour.
Here's why basic economy may not be the deal it appears to be.
Here are some tips for preventing your phone battery from dropping below 20 percent.