The United Kingdom's Challenger 2 main battle tank is heavier, weirder, and slower than its Western stablemates, the M1 Abrams and Leopard 2. But until this September, it retained a notable ...

Key Points - The UK's donation of 14 Challenger 2 tanks to Ukraine has yielded mixed results, showcasing the platform's strengths and weaknesses in modern warfare. -Ukrainian crews have praised the ...

For the next ten days Challenger Center will be reporting live from NASA’s Desert RATS in Arizona as humans use robots and rovers to learn what it would be like to live and work on another world. This ...

With reporting by Gabriel Silveira. The United Kingdom donated to Ukraine 14 71-ton Challenger 2 tanks. The Ukrainian air assault forces’ 82nd Brigade is the sole user of the 13 surviving tanks after ...