Apple Releases MacOS Sierra 10.12.6 For Developers Medicine & Technology May 18, 2017 Apple has released a new developer preview of their current generation macOS Sierra with a new version 10.12.16 for all developers available from the developer center.
MacOS Sierra 10.12.5 Developer Beta 2 Update: How To Get & Install Apr 12, 2017 How to Get and Install macOS Sierra 10.12.5 Developer Beta 2.
SPACE Venus Lost Water and Dried Out Due to Chemical Reaction HCO+ Dissociative Recombination [Study]
SPACE Consecutive X-Class Solar Flares Erupt From Active Sunspot Cluster AR 3663 Facing Earth; Region May Stay Active Through May 8, With More Eruptions Expected To Happen
SPACE Search for Extraterrestrials: Senior Astronomer Suggests We May See Actual Alien Signal by 2036