Black hole wakes up and has a light snack

(Phys.org) —Astronomers have watched as a black hole woke up from a decades-long slumber to feed on a low-mass object – either a brown dwarf or a giant planet – that strayed too close. A similar feeding event, albeit ...

Yamaha-frame bike with scuba tank makes Dyson shortlist

(Phys.org)—Look what an Australian designer would like us to roll with in a no-emissions future: A motorcycle powered by nothing but air. Adding to a growing portfolio of ideas centered around compressed-air engines, this ...

Juno solar panels complete testing

The three massive solar panels that will provide power for NASA's Juno spacecraft during its mission to Jupiter have seen their last photons of light until they are deployed in space after launch. The last of the Jupiter-bound ...

Europe saw warmest summer on record in 2021

Scientists say last summer was the hottest summer on record in Europe, with temperatures a full 1 degree Celsius (1.8 degrees Fahrenheit) higher than the average for the previous three decades.

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