Spoofing is more insidious. It inserts fake timecodes into the data stream, convincing receivers they’re somewhere else. Both are causing a daily struggle in the airways above Europe and the Middle ...

The US military is upgrading a Cold War base in the Caribbean it abandoned 20 years ago. Experts say it’s a step towards sustained operations in the region.

They would ask a man to run,” one of the few eyewitnesses told NBC News. “Once you start running, they shoot you.” ...

Since the fall of Sudan's El-Fasher, reports have emerged of summary executions, sexual violence and abductions.

The massacre in the Sudanese city has left more than 2,000 civilians dead and their blood soaking into the sand. Militia ...

Now, satellite images reveal in detail the areas ravaged by Melissa and, for hard-hit Black River, the scale of destruction.

"No low-frequency radio image of the entire Southern Galactic Plane has been published before, making this an exciting ...

NASA's image spectrometer aboard the ISS, EMIT, has helped identify a massive sewage spill from space, miles away. Here's how the technology works.

Scientists found two Earth-sized planets and a third candidate orbiting a nearby double star system, TOI-2267.

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in ...

Hurricane Melissa made landfall along Jamaica's southwestern coast Tuesday as an extremely powerful Category 5 storm.

With power down, problems with communications and navigating parts of the island treacherous, the authorities in Jamaica have ...