A federal appeals court acquitted Chinese-American chemistry professor Feng Tao of espionage charges after the University of Kansas pursued his prosecution following an anonymous tip.

Anti-abortion groups urge the new U.S. attorney general to enforce a Civil War-era law banning abortion materials from the mail.

John Adams Academy in Douglas County will deploy pepper spray drones this fall as part of a new active shooter response system developed by a Texas company.

State health officials and community advocates are demanding access to an Aurora immigration detention center to investigate a tuberculosis case after the private operator has refused to cooperate with a public health order for six weeks.

A University of California study finds New Mexico voters punish Democratic candidates who avoid discussing climate change, especially those open to supporting the party.

A Washington court rejected a challenge to ballot language warning that repealing the state's Millionaire Tax would cut funding for education and human services.

Seven in 10 Americans support unions, but federal and state labor laws prevent most workers who want to join from doing so, according to a new report.

A powerful earthquake in Colombia leaves 111 people dead and more injured; Trump executive order that spaces out childhood vacations; New data: Hunger reaches families in every Indiana county; Oregon expert: Trump's nuclear plan threatens Hanford remediation; Trump administration buys back New York offshore wind leases.

Trump levels anti-Islamic and anti-communits attacks. A Montana Democratic candidate refuses to clear the way for a popular independent and dark money floods into Minnesota.

Road engineers are turning to recycled plastic, old tires, and smart technology to build longer-lasting highways while cutting greenhouse gas emissions and construction waste.