The universe before the big bang - SpaceTime with Stuart Gary Series 20 Episode 93

Dec 01, 2017, 09:01 AM

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*The universe before the big bang A new hypothesis is proposing to eliminate the need for cosmological spacetime singularity and with it the big bang which kicked of the cosmos 13.8 billion years ago. Instead, physicists suggest the universe’s current expansion phase was preceded by a big crunch contraction and possibly a bouncing universe with infinite prior cycles of expansion and contraction.

*The next nearest planet to our solar system A temperate Earth-sized planet has been discovered just 11 light-years away. The new world named Ross 128 b is currently the second-closest temperate planet ever detected – the nearest being Proxima b which orbits the star Proxima Centauri some 4.25 light years from Earth.

*Dawn explores Ceres’ interior evolution Scientists have begun studying the internal structure and composition of the dwarf planet Ceres finding a close relationship between its internal evolution and its surface features. The findings used data collected by NASA’s Dawn spacecraft to analyse Ceres’ surface features revealing clues about the dwarf planet’s interior evolution.

*Blue Origin to Launch its New Glenn Rocket in 2020 Blue Origin claims its massive heavy lift New Glenn rocket should be ready for its maiden flight in 2020. The New Glenn is a two or three stage orbital launch vehicle capable of carrying 45 tonnes into low Earth orbit and 13 tonnes to geostationary transfer orbit.

*The Science Report North Korea has successfully launched its most powerful intercontinental ballistic missile. Autism sufferers have problem reading human emotions because of altered chemical responses. Big Sugar covering up the harmful health effects of too much sugar since the 1960s. New study shows cloning didn’t give Dolly the sheep early-onset arthritis. Mapping the different emotions linked to different types of booze. Looking at the link between sexual activity and sudden cardiac arrest. The skeptics view on Chinese medicine

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