Only two blue whale births have ever been recorded in human history, both decades ago. This remains an extraordinary mystery given there used to be hundreds of thousands of blue ...

The ancient peoples of the Philippines and of Island Southeast Asia (ISEA) may have built sophisticated boats and mastered seafaring tens of thousands of years ago—millennia ...

The inner core of the Earth, which is found about 3,000 miles (4,828 kilometers) under the surface, sits within a molten outer core, and is anchored by gravity. Once commonly thought of as a solid ...

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could provide a stellar environment hospitable to life-supporting exoplanets ...

DELO Industrial Adhesives introduces its newest light curing product, DELOLUX 30. Replacing the successful DELOLUX 80 series of curing lamps, it aims to further refine the highly customizable ...

For centuries, space travel has been limited by traditional propulsion methods, with chemical rockets remaining the primary means of launching spacecraft beyond Earth. While these rockets have enabled ...

This engine utilizes hydrogen as fuel, accelerating charged particles—electrons and protons—to a remarkable speed of 100 km/s (62 miles/s).

Caltech scientists are developing laser-driven lightsails that could push spacecraft beyond our solar system. Their research focuses on understanding how ultrathin materials respond to radiation ...

Scientists at the California Institute of Technology have taken a major step toward developing lightsails that could one day carry tiny spacecraft to distant star systems. The new findings detail ...

Various approaches to lightsails are just one of those technologies. In a paper published in Nature Photonics, the Caltech researchers examined the problem of measuring the radiation pressure from a ...