Blue jets studied from ISS

For years, their existence has been debated: elusive electrical discharges in the upper atmosphere that sport names such as red sprites, blue jets, pixies and elves. Reported by pilots, they are difficult to study as they ...

The houseplant with a blueprint for improving energy harvesting

For many people, nanotechnology belongs in the realm of science fiction. Researchers at the Universities of Bristol and Essex have solved the mystery of the blue sheen on the leaves of some begonias and have found that their ...

Ancient proteins shown to control plant growth

A UCLA-led international team of life scientists reports the discovery of mechanisms regulating plant growth that could provide new insights into how the mammalian biological clock affects human health. The research will ...

Oldest textile dyed indigo blue found

A George Washington University researcher has identified a 6,200-year-old indigo-blue fabric from Huaca, Peru, making it one of the oldest-known cotton textiles in the world and the oldest known textile decorated with indigo ...

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