Articles on Radar

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Mating laser-driven atomic clocks like the one shown here with microwaves promises more accurate electronic devices. N. Phillips/NIST

Pairing lasers with microwaves makes mind-bogglingly accurate electronic clocks – a potential boon for GPS, cell phones and radar

Researchers have made some of the most accurate clocks imaginable in recent years, but the trick is harnessing those clocks to electronics. Using lasers to tune microwaves bridges the gap.
Knowing about hailstones in advance would be preferable. AAP Image/Dan Peled

All hail new weather radar technology, which can spot hailstones lurking in thunderstorms

New "dual-pol" weather radars promise to spot large hailstones forming inside thunderstorms, giving people a heads-up when it's about to hail.
It will be quick and it will be hot. 1967 promotional image for the Amana Radarange

Hot food, fast: The home microwave oven turns 50

It's been five decades of microwave popcorn and piping hot leftovers in home kitchens. A serendipitous discovery helped engineers harness radar to create this now ubiquitous timesaving appliance.
Still no signal. EPA/Luong Thai Linh

If we’d used the cloud, we might know where MH370 is now

As the biggest ever hunt for a missing plane continues, many are beginning to wonder if we will ever know what happened to Malaysia Airlines flight MH370. If the plane has crashed, it has been suggested…

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