Two graffiti artists demonstrate, in midair, how their tags have ended up on taller and taller buildings. The secret?

ABSTRACT: Topological indices (TIs) have been found to be extensively useful in describing and simulating the chemical structure of diverse molecular compounds, including dendrimers, nanotubes, and ...

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President Trump is expected to sign an executive order Wednesday instructing all federal agencies to identify civil and ...

A judge blocked Trump's federal funding freeze after Medicaid agencies and health providers faced chaos over White House ...

A new report says advanced artificial intelligence systems have the potential to create extreme new risks, such as fueling ...

Israel and Hamas set to exchange Gaza captives for Palestinian prisoners as death toll mounts in occupied West Bank.

Hundreds of volunteers went looking for thousands of homeless people. Here’s what they found. The point-in-time count comes at a particularly unstable moment for those sleeping outside.

Berlin, Germany – When David Bowie’s Glass Spider Tour arrived in West Berlin on June 6, 1987, the city was the world’s de ...