BBC News – Science & Environment

• Nasa unveils new class of astronaut candidates
  The six men and four women could fly to the space station and on future missions to the Moon.
• Pacific Ocean garbage patch is immense plastic habitat
  Researchers discover coastal species living on debris miles from their natural surroundings.
• Climate change: Is ‘blue hydrogen’ Japan’s answer to coal?
  The Fukushima disaster turned Japan away from nuclear. A new energy source may help it quit coal.
• Nasa: Belfast mathematician working towards her astronaut dream
  Dr Caoimhe Rooney, from Belfast, keeps one eye on calculus and the other fixed firmly on the stars.
• Gene edited sex selection may spare animal suffering
  A gene editing technique may prevent the slaughter of animals not needed by the livestock industry.