When Pat Fitch started working on artificial intelligence in the 1990s, he concluded it was a waste of time. It now takes up a big chunk of his day. About two years ago, Fitch, the deputy director of ...

This month marks the 80th anniversary of the Trinity Test, the detonation of a plutonium device known as "the Gadget" in the Southern New Mexico desert. The test, which sent a giant mushroom cloud ...

Packed board meetings, riled-up residents, and grassroots opposition have followed news of two different high-performance computing data centers proposed near Ypsilanti and Milan. Some residents are ...

Los Alamos National Laboratory officials set the registration date for its "behind the fence" tours of the Manhattan Project National Historical Park.

The Manhattan Project, a collaborative effort between the United States, the United Kingdom and Canada, was named after its initial offices in Manhattan, New York City at 270 Broadway.

LOS ALAMOS, N.M. — Los Alamos was the perfect spot for the U.S. government’s top-secret Manhattan Project. Almost overnight, the ranching enclave on a remote plateau in northern New Mexico was ...

Los Alamos became an open city when the security gates came down in 1957. Still, many parts — including historic sites related to the Manhattan Project — remain off limits.

Eighty years after the race to develop the world’s first atomic bomb, Los Alamos is gearing up for the nation’s most ambitious nuclear weapons effort since World War II.