Articles on Nuclear

Displaying 41 - 60 of 120 articles

A military officer salutes during a parade to commemorate the anniversary of the founding of Communist China in Beijing. Mark Schiefelbein/AP

Friday essay: if growing US‑China rivalry leads to ‘the worst war ever’, what should Australia do?

Hugh White warns of a potential war between the US and China, drawing lessons from the first and second world wars to explore how Australia might respond to such a conflict – and where to draw a line.
A caution sign marks the Hanford Nuclear Reservation near Richland, Wash., where plutonium for nuclear weapons was made. Jeff T. Green/Getty Images

Russia is sparking new nuclear threats – understanding nonproliferation history helps place this in context

Despite decades of progress on nonproliferation, Russia’s new threats of nuclear strikes bring to mind that convincing countries to reduce their nuclear weapons has long been very difficult.
Rafael Mariano Grossi, director general of the International Atomic Energy Agency, points to the training facility hit by Russian artillery at the Zaporizhzhia nuclear power plant. AP Photo/Lisa Leutner

Russian troops fought for control of a nuclear power plant in Ukraine – a safety expert explains how warfare and nuclear power are a volatile combination

The world held its collective breath as Russian troops battled Ukrainian forces at the Zaporizhzhia nuclear power plant. The battle is over and no radiation escaped, but the danger is far from over.
North Korea’s testing of two long-range cruise missiles was a provocative act – but a predictable one, too. Korean Central News Agency/Korea News Service via AP

North Korea’s latest missile provocation was entirely predictable

North Korea has tended to ratchet up tensions when the U.S. is seen to be weak and when it feels it can yield greater concessions, a scholar explains.
Fire a set of high-power lasers at a tiny speck of hydrogen isotopes and you can initiate nuclear fusion, the process that powers the Sun. National Ignition Facility

How much energy can people create at one time without losing control?

Scientists are working on ways to make lots of energy by converting matter into energy. The trick is keeping the process under control. One possibility is nuclear fusion – the Sun’s power source.
Pope Francis observes a minute of silence for the victims of Hiroshima at the city’s Peace Memorial Park. Carl Court/Getty Images

75 years after Hiroshima and Nagasaki, the Vatican is providing moral guidance on nuclear weapons

As Pope Francis becomes the first pontiff in the nuclear era to call for total disarmament, all of us – whether secular or religious – can engage through creative and proactive moral responsibility.
The gadget in the Trinity Test Site tower. Unless otherwise indicated, this information has been authored by an employee or employees of the Los Alamos National Security, LLC (LANS), operator of the Los Alamos National Laboratory under Contract No. DE-AC52-06NA25396 with the U.S. Department of Energy. The U.S. Government has rights to use, reproduce, and distribute this information. The public may copy and use this information without charge, provided that this Notice and any statement of authorship are reproduced on all copies. Neither the Government nor LANS makes any warranty, express or implied, or assumes any liability or responsibility for the use of this information.

This is what happened the morning the first atomic bomb created a new world

Seventy-five years ago, the first atomic bomb exploded and a new world dawned.

Top contributors

More