By tweaking the DNA of bacteria, scientists aim to cut the use of chemical fertilizers that are worsening global warming. Some worry about unintended consequences.
Chiwetel Ejiofor, Juno Temple and Rhys Ifans also star in the interspecies bromance, which pits the central duo against a deadly threat from the alien’s home planet.
A system called V404 Cygni was thought to be a black hole and a companion star, but another star billions of kilometres away was also found gravitationally connected to the duo.