Footage newly obtained by ABC News appears to show the moment that the man suspected of opening fire at Brown University in ...

Light has always been the stage on which quantum mechanics performs its strangest tricks, and the double-slit experiment is ...

Spencer Axani, assistant professor in the Department of Physics and Astronomy, is the inventor of CosmicWatch, a portable, ...

I’m not going to apologize, because during my lifetime no one sincerely apologized to me,” Valente raged in the clips.

Law enforcement says a grudge drove the Brown University shooting and MIT professor’s murder; suspect left video, killed self ...

A lengthy grudge was at the heart of the deadly mass shooting at Brown University and subsequent murder of an MIT nuclear ...

Claudio Neves Valente, who is accused of killing two students at Brown and an M.I.T. professor, left rambling descriptions of ...

Refath Bari's takeaway is not about the shooter, but rather how everyone got each other through, both inside Barus and Holley ...

Investigators are still trying to figure out much of what Claudio Neves Valente was doing in New England in the weeks before they say he carried out a mass shooting at Brown University and then ...

Providence, R.I. — Thirty years ago, Claudio Neves Valente and Nuno F.G. Loureiro were classmates with bright futures. Both excelled in physics and made their way from their home country of Portugal ...