Today’s physics news: Flaring black holes may solve cosmic ray puzzle and more

Today’s physics news: Today’s physics news: Flaring black holes may solve cosmic ray puzzle and more

Flaring black holes may solve cosmic ray puzzle
Swallowing stars might cause otherwise weak galactic black holes to have violent outbursts, generating spurts of high-energy rays
New Scientist

Seven minutes of terror for Curiosity rover’s descent to Mars
A mission to land Nasa’s Curiosity rover on Mars will hinge on just seven minutes of terror as it descends to the red planet’s surface
Telegraph

Ice avalanches on Saturn moon could unlock secrets of Earth landslides
Ice tumbling at high speeds on Iapetus behaves like a liquid, Nasa images show, mirroring landslides and quakes on Earth
Guardian