The Latest Breaking News from Caltech

In a glimpse of the dismal fate awaiting Earth, scientists for the first time have observed a star, bloated in its old age, swallowing a Jupiter-like planet, then expelling some material into space in an energetic belch. Researchers said on Wednesday the star was in the early stages of what…

For the first time, astronomers have caught a star in the act of swallowing a planet, providing a glimpse into how the sun may eventually eat up Earth.

Mini solar flares created in the lab could improve our understanding of coronal loops and the high-energy emissions from the sun that can threaten communication and power systems on Earth.

Jupiter is well known for its spectacular aurorae. But Ganymede, Io, Callisto, and Europa get quite the lightshows, too.

A new pill-sized ingestible device uses an electromagnetic field to offer real-time updates on the digestive system to doctors.

A pill that vibrates to relieve constipation, a sensor that can be tracked in the gut -- medical researchers are turning to tiny robots to treat or diagnose gastrointestinal disorders. "This is a very booming field," said Saransh Sharma, a doctoral student at the California Institute of Technology (Caltech) involved…

Italian polymath modeled gravitational constant to around 97 per cent accuracy, scientists say

Washington (AFP) - A pill that vibrates to relieve constipation, a sensor that can be tracked in the gut -- medical researchers are turning to tiny robots to treat or diagnose gastrointestinal disorders.

IRAS is a sometimes forgotten spacecraft that proved that infrared astronomy had a bright future.

While the technology behind solar cells has existed since the late 19th century, generating solar power in space presents some serious challenges.

A new model suggests why some solar systems collect remarkably similar large, rocky worlds.