Today’s physics news: Scientists find strong evidence of ‘ocean of water’ on Saturn moon

Today’s physics news: Scientists find strong evidence of ‘ocean of water’ on Saturn moon, ‘Paint-on’ batteries demonstrated and more

Scientists find strong evidence of ‘ocean of water’ on Saturn moon
Nasa’s Cassini spacecraft has found strong evidence for an ocean of water beneath the frozen crust of Saturn’s largest moon Titan, scientists said on Thursday.
Telegraph

Wellcome Trust will penalise scientists who don’t embrace open access
Wealthy medical charity says it will withhold researchers’ final grant payments if they fail to make their results open access
Guardian

‘Paint-on’ batteries demonstrated
Researchers have shown off a means to spray-paint batteries onto any surface.
BBC

Galaxy clusters caught in motion
Technique could help answer questions about the life cycle of an atom.
Nature

Super-tornadoes spotted in the Sun
Giant swirls of gas could explain why the corona is so hot
Physics World