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Physics

The US is unlikely to test nuclear weapons, despite what Trump says

President Donald Trump appears to have ordered a return to nuclear testing after decades of uneasy but effective treaties banning the practice – but will it actually happen?

Analysis

Solar-powered ambush drones can wait for targets like land mines

Technology

Solar-powered ambush drones can wait for targets like land mines

News

Humans

Ancient mammoth-tusk boomerang is twice as old as we thought

News

This is how to avoid annihilating ourselves in a nuclear war

Society

This is how to avoid annihilating ourselves in a nuclear war

Comment

Group of modified swords analysed with neutron tomography

Humans

Many Iron Age swords may be tainted by modern forgery

News

Neanderthals hunt a cave bear.

Humans

Gravity may explain why Neanderthals failed to adopt advanced weaponry

News

Physics

Fusion reactors could create ingredients for a nuclear weapon in weeks

News

30 DJI Matrice 300 RTK drones purchased for the armed forces of Ukraine

Technology

What does Ukraine’s million-drone army mean for the future of war?

News

Chinese President Xi Jinping and U.S. President Joe Biden

Technology

How the US and China talking AI safety could reduce nuclear war risk

News

Technology

Ukrainian AI attack drones may be killing without human oversight

Ukraine is using drones equipped with artificial intelligence that can identify and attack targets without any human control, in the first battlefield use of autonomous weapons or "killer robots"

News

Humans

Women and men throw spears equally well using ancient atlatl tool

News

Technology

Oppenheimer: What led to the physicist's downfall?

Culture

Technology

3D-printed explosive can't detonate unless filled with fluid

News

Technology

Biggest science news stories of 2022 as chosen by New Scientist

News