Menú Close

Artículos sobre Nuclear weapons

Mostrando 1 - 20 de 230 artículos

U.S. Secretary of State Antony Blinken speaks during the 2022 Review Conference of the Parties to the Treaty on the Nonproliferation of Nuclear Weapons at the United Nations on Aug. 1, 2022. Angela Weiss/AFP via Getty Images

Why are nuclear weapons so hard to get rid of? Because they’re tied up in nuclear countries’ sense of right and wrong

Policymakers often think of their decisions about nuclear weapons as moral, a nuclear ethicist explains – which is key to understanding their motives.
A cascade of gas centrifuges at a U.S. enrichment plant in Piketon, Ohio, in 1984. Iran is using similar technology to enrich uranium. U.S. Department of Energy

Enriching uranium is the key factor in how quickly Iran could produce a nuclear weapon – here’s where it stands today

Iran’s pursuit of nuclear weapons centers on producing weapons-grade uranium. Here’s what reports about Iran enriching uranium indicate about its progress toward the bomb.
A Russian military intercontinental ballistic missile launcher rolls by during the 2019 Victory Day military parade celebrating the end of the Second World War in Red Square in Moscow in May 2019. (AP Photo/Alexander Zemlianichenko)

Is Russia increasingly likely to use nuclear weapons in Ukraine?

The sort of scenarios that might lead to the use of nuclear weapons in the Ukraine war would require a significant deterioration in Russian fortunes — and greater western involvement in the conflict.
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.
A U.S. Air Force jet performs a test drop of a B61-12 bomb in December 2021. That bomb can contain a nuclear warhead for use in wartime. Los Alamos National Laboratory

What countries have nuclear weapons, and where are they?

Both the Russian and US arsenals boast thousands of nuclear weapons, located in various places around their own countries and, for the US, in Europe as well.
This intercontinental ballistic missile was launched as part of Russia’s test of its strategic forces in 2020. Russian Defense Ministry Press Service via AP

Would Putin use nuclear weapons? An arms control expert explains what has and hasn’t changed since the invasion of Ukraine

Russia’s invasion of Ukraine and Vladimir Putin’s nuclear threats have the world on edge, but so far, long-standing arms control measures have helped keep the situation from getting out of control.
Damaged radar arrays and other equipment is seen at a Ukrainian military facility outside Mariupol, Ukraine, Feb. 24, 2022. AP Photo/Sergei Grits

Russia invades Ukraine – 5 essential reads from experts

As war begins between Ukraine and Russia, a range of stories provides context to help readers understand the conflict.
A Ukrainian soldier uses a periscope to view the positions of Russian-led forces on Dec. 12, 2021, in Zolote, Ukraine. Brendan Hoffman/Getty Images

Ukraine got a signed commitment in 1994 to ensure its security – but can the US and allies stop Putin’s aggression now?

As Russia threatens to invade Ukraine, Ukrainians wonder about the worth of a 1994 agreement signed by Russia, the US and the UK, who promised to protect the newly independent state’s sovereignty.

Principales colaboradores

Más