Can robots learn social etiquette? The Defense Department thinks so.

Can robots learn social etiquette? The Defense Department thinks so.

DARPA researchers are trying to make the machine-human interaction better.

Read more: washingtonpost.com

Sears says it will close 20 more stores

The move is called “yet another sign that Sears’ business model no longer works.”

72 percent of the world’s most majestic coral reefs have been hit by major heat stress since 2014

U.N.: The world's most glorious reefs have been devastated by warming and need the Paris deal.

Trump accuses Mueller of bias in Russia probe

President Trump accused special counsel Robert Mueller of being biased in his investigation into Russian interference in the 2016 election in an interview on “Fox & Friends” on June 23.

The little neighborhood bookstore that a venture capitalist would love

Riverby Books on Capitol Hill offers lessons in knowing your customers and finding value others have overlooked.

Candidate for Md. governor says state should start single-payer health program

Democrat Ben Jealous said he is working on plans for a state-run health system, an expensive proposition.