A fishing boat customized into a floating laboratory, the John LeConte is an iconic fixture on Lake Tahoe, shuttling UC Davis ...

(Why is the sky blue? Learn about it with your kids ... 60 to 150 miles (100 to 240 kilometers) above Earth’s surface. In the very thick lower atmosphere, less than 60 miles (100 kilometers ...

Solar storms are expected to sweep past Earth, which may spark bright aurora displays across some parts of Canada.

Blue Origin's first all-women flight crew blasted off Monday on a journey 62 miles above Earth's surface to the Kármán line ... Duthiers as he watched the rocket disappear into the sky, later saying ...

Katy Perry and five other women successfully launched into space on Monday on the first all-female mission in more than six ...

Six women, including journalist Gayle King and pop singer Katy Perry, returned safely from a brief spaceflight Monday as part ...

This is the first all-women crew to lift off in nearly six decades, following Soviet cosmonaut Valentina Tereshkova's solo spaceflight, Blue Origin ... disappear into the sky, later saying he ...

Skywatchers in Mexico were awed by streaks of flaring space debris that streaked across the sky on Saturday, April 12. Video from AIO FILMZ shows the light show. The phenomenon was observable from ...

Abstract: In this paper, we propose a target detection method for high-frequency hybrid sky-surface wave radar (HF HSSWR) based on time reversal (TR), aiming to address the challenges of detecting ...