NASA Pi Day challenge serves up a mathematical marvel

March 14 marks the annual celebration of the mathematical constant pi, aka the Greek letter π. Its infinite number of digits is usually rounded to 3.14, hence the date of Pi Day. For some people, the occasion marks an annual ...

NASA's space station laser comm terminal achieves first link

A NASA technology experiment on the International Space Station completed its first laser link with an in-orbit laser relay system on Dec. 5, 2023. Together, they complete NASA's first two-way, end-to-end laser relay system.

Removing cesium: Solutions to a chemically complex problem

Fifty-six million gallons. That is the amount of radioactive tank waste left behind at the Hanford Site as a result of the secret government mission to provide the plutonium for the world's first atomic weapons and the Cold ...

UV-sensing wearables project uses new 'switchable dye' tech

Science and design researchers at QUT have joined forces to develop reusable, color-changing prototypes of jewelry and accessories that use new switchable dye technology to warn people when they've had too much sun.

Dirty data: Firms count environmental costs of digital planet

Technology is often touted as a solution to the world's environmental challenges, but it is also part of the problem: industry executives are facing rising pressure to clean up their energy and resource-intensive business.

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