Global tensions, nuclear weapons modernization and the problems with climate change prevention have left the Doomsday Clock close to midnight.
A national power grid could severely cut carbon emissions while cheaply delivering power all over the United States.
The severe winter storm that forecasters warned about for days is already dumping snow on the southern United States. And there's more to come.
A couple of reports are providing an updated outlook on El Nino conditions through March and their effects on the economy.
Economic growth in these countries is outpacing infrastructure, and their trash is collecting in the sea.
Pandemics are a neglected risk to lives and economies that could costs trillions of dollars, says a new report.
Importing lion trophies to the U.S. just became a lot tougher, and activists say new rules will kill the growing business of shooting captive animals.
Late last year, the United Nations predicted a severe 2015-2016 weather pattern, and it's looking like it was right.
A report commissioned by NASA discusses the risks of one of the agency's big goals: more human space travel.
The North Korean government announced a successful test of a hydrogen bomb, but the bark may be bigger than the blast, some seismologists say.