CAPE CANAVERAL, Fla. - For the first time, astronomers have discovered seven Earth-size planets orbiting a single nearby star - and these new worlds could hold life.
WASHINGTON - Millions of people living in the United States illegally could be targeted for deportation - including people simply arrested for traffic violations - under a sweeping rewrite of immigration enforcement policies announced Tuesday by the Trump administration.
ATLANTA - Self-driving vehicles could begin tooling down a bustling Atlanta street full of cars, buses, bicyclists and college students, as the city vies with other communities nationwide to test the emerging technology.
BOSTON - Native Americans hope President Donald Trump doesn't forget America's first inhabitants as he promises to put "America first."
OKLAHOMA CITY - Bud Welch knows something about the human cost of terrorism. His 23-year-old daughter was killed when a rental truck packed with explosives destroyed the Oklahoma City federal building.
CHARLESTON, W.Va. - Critics of President Donald Trump saw in his Thursday news conference a combative, thin-skinned chief executive who continues to blame the media for the controversies roiling his administration.
WASHINGTON - A smart trap for mosquitoes? A new high-tech version is promising to catch the bloodsuckers while letting friendlier insects escape - and even record the exact weather conditions when different species emerge to bite.
WASHINGTON - Don't expect designer babies any time soon - but a major new ethics report leaves open the possibility of one day altering human heredity to fight genetic diseases, with stringent oversight, using new tools that precisely edit genes inside living cells.
ATLANTA - They are the stuff of legend, wielded by hit men and by James Bond. For decades, buying a silencer for a firearm has been as difficult as buying a machine gun, requiring a background check that can take close to a year.
SAN FRANCISCO - A federal appeals court refused Thursday to reinstate President Donald Trump's ban on travelers from seven predominantly Muslim nations, unanimously rejecting the administration's claim of presidential authority and questioning its motives.
MACDILL AIR FORCE BASE, Fla. - President Donald Trump vowed Monday to allow only people who "want to love our country" into the United States, defending his immigration and refugee restrictions as he made his first visit to the headquarters for U.S. Central Command.
LOS ANGELES - When Anne Kirkpatrick took the helm at the scandal-ridden Oakland Police Department, she inherited an agency that the city's mayor likened to a frat house.
NEW YORK - The fight against fake news is not just being waged by Google, Facebook and big media companies.
NEW YORK - Super Bowl advertisers are treading carefully this year to avoid alienating customers as a divisive political climate takes some of the buzz away from what is usually the biggest spectacle on TV.
WASHINGTON - The government on Saturday suspended enforcement of President Donald Trump's refugee and immigration ban and scurried to appeal a judge's order, plunging the new administration into a crisis that has challenged Trump's authority - and ability to fulfill campaign promises.
PORTLAND, Ore. - In the days after President Donald Trump's election, thousands of teenagers across the nation walked out of class in protest. Others rallied ...
WASHINGTON (AP) - A presidential speech to Congress is one of those all-American moments that ooze ritual and decorum.