From defensive strongpoints to assault support, these machines are reshaping modern warfare in real time. But can robots truly replace infantry on tomorrow’s battlefield?

Before we dive into measurement curves, efficiency figures and watt-hours, let’s go back to the basics for a moment. If you’re talking about range, efficiency and consumption, you need to know exactly ...

Environmentalists say the war’s effects on oil and gas prices are an argument for countries to get off fossil fuels. But the reality is likely to be messier. By Brad Plumer and Lisa Friedman The ...