[NEWS] Five science links: ancient Earth, Mars, Messier 79, gravitational waves

[rfmcdonald]

• James Nicoll at Tor writes about some of the bizarre multicellular life forms of the ancient past of Earth.


• Universe Today looks at the evidence for ancient rivers flowing on the southern highlands of Mars.


• Universe Today notes evidence for continuing volcanic activity on Mars.


• Universe Today examines Messier 79, a globular cluster in our galaxy that may have come from outside.


• Wired notes how improvements in gravitational wave astronomy technology will lead to amazing amounts of detail about our cosmic neighbourhood in the near future.