In the aftermath of the Challenger disaster, NASA explored Shuttle-C—an uncrewed, shuttle-derived cargo launcher meant to deliver massive payloads, support lunar missions, and enable assembly of ...

On Jan. 16, 2003, Space Shuttle Columbia launched on its 28th mission, STS-107. NASA had five additional space shuttle ...

Are we really living in a post-truth era? Understanding the psychology of belief can help us think more clearly and act more ...

Renowned physicist Richard Feynman championed the strength found in not knowing, arguing that embracing doubt fuels curiosity ...

For 73 seconds, a crowd of excited Americans looked to the sky in wonder and awe as they waved goodbye to the crew aboard ...

RTD's A-line train service was disrupted in the Denver metro area on Tuesday after an accident. According to RTD, preliminary ...

Some drivers in Pittsburgh are ignoring road closure signs in the South Side Flats, leaving residents exasperated.

It's getting harder and harder to deem Toronto's new Line 6 Finch LRT anything short of an unmitigated disaster, as the weeks ...

Two former Concord High School students reflect on what they learned from McAuliffe, their memories of the day the Challenger ...

Though Artemis II will not be landing on the lunar surface – Nasa aims to put boots on the ground by 2030, though China is ...

Seoul’s bus union brought much of the city’s road transit to a standstill on Tuesday, leaving commuters facing severe ...

A winter storm is leading to difficult road conditions around Montreal, and has led to service disruptions on the city's ...