With no fuel or engines, tiny explorers will surf sun-warmed air alone to explore high in the skies of Earth and Mars ...

Scientists have devised tiny featherweight disks that could float on sunlight in Earth’s mesosphere or the thin air of Mars, theoretically even while carrying payloads. Extending about 50 to 85 ...

The problem becomes much worse for trains traveling over 350 kilometers per hour (217 mph) — and for China's newest magnetic levitation, or "maglev," train, which can reach 505 km/h (314 mph), it's a ...

Gov. Wes Moore’s international trip to Japan and South Korea earlier this year cost Maryland taxpayers about $322,000 — roughly $72,000 more than originally estimated, according to The Baltimore Sun’s ...

Plan your fall in Austin with our 2025 concert guide, featuring rock legends, pop superstars, rap heavies and the city’s biggest music festivals.