  the year 1986 in science and technology involved many significant events, some listed below. ==astronomy and space exploration== * january 24 â voyager 2 space probe makes first encounter with uranus. * january 28 â space shuttle challenger explodes on launch, killing all seven astronauts aboard. their bodies are located by united states navy divers on march 9. * february 19 â the soviet union launches the mir space station. * march 8 â japanese spacecraft suisei flies by halley's comet, studying its uv hydrogen corona and solar wind. ==biology== * may â first reported methods for constructing a monoclonal antibody containing parts from mouse and human antibodies, a required first step toward the development of humanized antibodies used later as medical therapeutics (such as infliximab). ==computer science== * january 19 â the first ms-dos-based personal computer virus, brain, starts to spread. * april 3 â ibm unveils the pc convertible, the first laptop computer. * june 23 â eric thomas develops listserv, the first email list management software. * internet message access protocol (imap) is visualized by mark crispin. * 3d printing is developed by charles hull. ==mathematics== * lee sallows introduces the alphamagic square. ==medicine== * [[fo
1986_in_science