Spacetime With Stuart Gary

SpaceTime Series 25 Episode 134*A giant mantle plume identified on MarsA new study suggests the Martian core could still be at least partially molten liquid. The findings reported in the journal Nature Astronomy are based on the detection of what appears to be a deep mantle plume – a region of liquid magma heated by the planet’s core and rising towards the surface.*A new technique to study planetary interiorsSeismologists from The Australian National University have developed a new technique showing the Martian core is some 3620 kilometres across – somewhat smaller than the Earth’s core.*Mars mega tsunamiA Martian mega tsunami which flooded a vast area of the red planet’s northern hemisphere billions of years ago, may have been caused by an ancient asteroid collision similar to the Chicxulub impact on Earth.*The Science ReportPromising results from a Phase 1 clinical trials of a new HIV vaccine.UN calls for the Great Barrier Reef to be placed on UNESCO's list of world heritage sites in danger.Amateur fossil h