Cosmic Yeti from the dawn of the universe found lurking in dust

Astronomers accidentally discovered the footprints of a monster galaxy in the early universe that has never been seen before. Like a cosmic Yeti, the scientific community generally regarded these galaxies as folklore, given ...

Li-Fi: Edinburgh prof seeds LEDs for communication

(Phys.org)—"We believe wireless communications should be as reliable as lighting." That is a company motto of startup PureVLC (Visible Light Communication), which aims to connect the two—communications and light. They ...

The moon is the perfect spot for SETI

In less than four years, NASA plans to land the first woman and the next man on the moon as part of Project Artemis. This long-awaited return to the moon is to be followed by the construction of the Lunar Gateway, the Artemis ...

Innovations from the wild world of optics and photonics

Traditional computers manipulate electrons to turn our keystrokes and Google searches into meaningful actions. But as components of the computer processor shrink to only a few atoms across, those same electrons become unpredictable ...

Australia unveils telescope to warn of solar flares

Australia has unveiled a new radio telescope in the remote outback that will give the world a vastly improved view of the sun and much faster warnings on massive solar storms.

Significant solar flare erupts from sun

The sun emitted a significant solar flare on March 30, 2022, peaking at 1:35 p.m. EST. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.

Ulysses space mission to end

After 18.6 years in space and defying several earlier expectations of its demise, the joint ESA/NASA solar orbiter Ulysses will achieve 'end of mission' on 30 June 2009. The final communication pass with a ground station ...

Dead star emits never-before seen mix of radiation

A global collaboration of telescopes including ESA's Integral high-energy space observatory has detected a unique mix of radiation bursting from a dead star in our galaxy—something that has never been seen before in this ...

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