Today’s physics news: SpaceX’s Dragon ship set for station visit, Craters ‘could give Mars life clue’ and more

Today’s physics news: SpaceX’s Dragon ship set for station visit, Craters ‘could give Mars life clue’ and more

SpaceX’s Dragon ship set for station visit
The first cargo resupply mission to the space station to be carried out by a commercial operator is likely to be on 30 April, the US space agency says.
BBC

Craters ‘could give Mars life clue’
Craters from asteroid impacts may be one of the best places to look for life on Mars, a study suggests.
Independent

Exotic explanation for Pioneer anomaly ruled out
Simulations confirm thermal emissions are accelerating spacecraft
Physics World

Crucial environment satellite falls silent
Envisat has been out of contact for more than a week and may be beyond help, creating another gap in our monitoring of the planet
New Scientist

Hope for breakthrough in search for gravitational waves
Scientists are close to making a discovery that Einstein thought impossible but will vindicate his theories
Guardian