Solid-state EV batteries have been presented as one of the great prizes of the electric-car era: more energy, greater safety and potentially much longer range. The problem is that the “solid-state” label has often moved faster than the product, leaving ordinary buyers to sort through all-solid-state, semi-solid, hybrid solid-liquid and prototype battery claims that can…

Flying cars have spent decades proving they can leave the ground. The PAL-V Liberty flying car has now reached a less dramatic but more consequential stage: proving that a roadable aircraft can be manufactured under the quality systems expected by both the automotive and aviation industries. That distinction matters because prototypes are not products. TopGearbox…

The new Grand Tour looks most comfortable when it stops asking whether anyone can replace Jeremy Clarkson, Richard Hammond and James May. This Grand Tour Angola recap matters because “Angola: Survive to Drive” gives Thomas Holland, James Engelsman and Francis Bourgeois a cleaner test: take three cheap performance cars somewhere spectacular, make the journey genuinely…