Scientists will hold a press conference Thursday to discuss the latest in their hunt for gravitational waves, whose existence Albert Einstein predicted in his theory of general relativity 100 years ago.
Early projections showed political novice Donald Trump and self-described democratic socialist Bernie Sanders won New Hampshire's presidential primaries Tuesday.
The U.S. Supreme Court on Tuesday put on hold President Barack Obama's sweeping plan to reduce greenhouse gas emissions from coal-fueled power plants pending a legal challenge.
A second independent forensic investigation rejected on Tuesday the Mexican government's conclusion that 43 students who went missing in 2014 were incinerated at a garbage dump.
Turrialba Volcano, located 50 kilometers east of Costa Rica's capital, this month has recorded an increase in activity that so far includes five ash, gas and vapor explosions. The most recent event occurred on Monday at 5:33 p.m., according to the University of Costa Rica's National Seismological Network.
Officials from several government agencies on Monday said the current situation of Zika virus in Costa Rica does not pose a risk for tourists and that there is not any travel or trade restriction related to the mosquito-borne disease.
There's still time for U.S. voters living abroad to request an absentee ballot for the presidential primaries with Super Tuesday less than a month away.
