51动漫

Weapons

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 鈥� but will it actually happen?

News

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

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

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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鈥檚 million-drone army mean for the future of war?

News

Technology

Ukrainian AI attack drones may be killing without human oversight

News
Researchers Michelle Bebber holding an atlatl weapon

Humans

Women and men throw spears equally well using ancient atlatl tool

Men typically throw objects with a greater velocity than women can 鈥� but with a spear-launching tool called an atlatl, men and women鈥檚 throwing velocity is indistinguishable

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Technology

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

News

Technology

A volunteer project used GPS to detect a North Korean missile test

News

Humans

Prehistoric dart-throwing atlatl weapon even more deadly than thought

News

Technology

Efforts to regulate ‘killer robots’ are threatened by war in Ukraine

News