Richard Garwin’s role in designing the hydrogen bomb was obscured from the public, even his family, as he advised presidents and devoted his life to undoing the danger he created.
Author: WILLIAM J. BROAD
Trump’s W.H.O. Exit Throws Smallpox Defenses Into Upheaval
Health experts see his retreat from international cooperation as disrupting the safe-keepers of one of the world’s deadliest pathogens.
Iran Declares It Is Doing More Nuclear Enrichment After I.A.E.A. Rebuke
With thousands of advanced centrifuges on standby, Tehran says it is now spinning more, which could increase its stockpile of near-bomb-grade atomic fuel.
Iran Suggests Pausing High Levels of Uranium Enrichment to Avoid Censure, Monitor Says
Iran has raised the possibility it would stop expanding its stockpile of uranium enriched to a purity of 60 percent — very close to the level needed for a weapon, the U.N.’s nuclear watchdog says.
Oppenheimer’s Communist Past Draws New Attention
As a group of historians and a top biographer square off, proponents of a middle path see a tangled life in which the superstar of science was, and was not, a true Communist at the same time.
Thomas Neff, Who Turned Soviet Warheads Into Electricity, Dies at 80
An M.I.T. physicist, he engineered an East-West deal that reduced nuclear threats and produced one of the greatest peace dividends of all time.
Trump Advisers Call for U.S. Nuclear Weapons Testing if He Is Elected
A former national security adviser says Washington “must test new nuclear weapons for reliability and safety in the real world,” while critics say the move could incite a global arms race that heightens the risk of war.
On Titan Submersible Anniversary, World Rethinks Deep Sea Exploration
A year after the first deaths of divers who ventured into the ocean’s sunless depths, an industry wrestles with new challenges for piloted submersibles and robotic explorers.
Titan Submersible Investigation Declares Frightening Transcript a Fake
The federal team investigating the Titan disaster found that a detailed recounting of the craft’s descent was “made up.”
U.S. Seeks to Block Recovery of Titanic Artifacts
Washington has gone to court to become a party to the salvage case involving the famous liner so it can stop any expedition it deems objectionable.