The earliest known use of a bulletin board system by Aperture Science. He is said to be 27 in Half-Life, set in 200. The lower sections appear to remain unused.Īperture constructs Pump Station Beta and begins Propulsion Gel testing.Īperture Science constructs at least Chambers 01 and 02 of the Propulsion Gel Testing Facility. She is said to be 31 in Decay, set in 200-.Īperture Science re-opens Test Shaft 09 for testing. By now, Aperture Science has gone bankrupt.Ĭolette Green is born. 1960s 1961 June 15 Īperture Science's Test Shaft 09 "Zulu Bunsen" is condemned and sealed off.Īperture Science is involved in US Senate hearings regarding "missing astronauts". Pump Station Alpha (which pumps Repulsion Gel) is in active use by now.Īperture Science constructs at least Test Shaft 09 Chamber 26.Īperture Science produces mostly shower curtains, eventually making Cave Johnson a billionaire.Īperture Science constructs Test Shaft 09 Chambers 27 and 28, and begins forming control groups for experimentation with cranial microchip implantation. The Eisenhower administration signs a contract with Aperture Science to manufacture shower curtains to all branches of the US Military, except the Navy. 1954 Īperture Science is the Runner Up for the US Department of Defense's Contractor of the Year award again, likely losing to Black Mesa.Īperture Science receives the Spirit of Idaho National Potato Board award for the promotion of Potato Science. The name is chosen to make the curtains appear more hygienic. Very little science is actually involved. Early product line provides a very low-tech portal between the inside and outside of your shower. Test Shaft 09's Entrance Way, Lobby and Testing Lounge are built.Īperture Science constructs Pump Station Alpha and at least Test Shaft 09 Chambers 01 and 02.Īperture Science begins operations as a manufacturer of shower curtains. By now, Aperture Science has begun testing Repulsion Gel. It is during this decade that the Black Mesa facilities are built, before being purchased and refurbished later by Black Mesa.Īperture Science is the Runner Up for the US Department of Defense's Contractor of the Year award. It is implicit that the number one spot was achieved by Black Mesa, but nothing firmly concludes this, based on the intense rivalry between the two companies. The same year, Aperture Science receives the award for Best New Science Company from the Science and Business Institute of America.Īperture Science is rated #2 among the Top 100 Applied Science Companies by the Mechanical Engineering World Journal. According to a copy of The Terminal found in Half-Life: Alyx, he is said to be 52 during the events of Half-Life, set in 200-, and the immediately following Seven Hour War.Īperture Science Innovators is established.
According to the Half-Life PlayStation 2 manual, he is said to be 55 in Decay, set in 200. Ĭave Johnson receives the Shower Curtain Salesman award within Aperture Fixtures.Ĭave Johnson appears in the UP Pioneer Press headlines for buying a salt mine in Upper Michigan, which is later reconstructed as the Aperture Science Innovators facility. Year engraved on several metal railings found in City 17 and St.The events of Half-Life: Alyx indicate the storyline does not always occur linearly as events in both the past and future can be further manipulated.
Several retcons have been made since the release of the first game they have been applied here with the altered dates denoted. This timeline has been built by gathering every known date with the known events and chronological facts organized around them. Since the story is still in the process of being written, there is always a chance that facts will be altered at a later date.
#DO I NEED TO PLAY HALF LIFE 1 BEFORE 2 SERIES#
Valve's official stance is that they do not intend on providing a definitive Half-Life / Portal series timeline as they fear the possibility of contradicting themselves would limit their creativity in future games. That timespan saw the rise and fall of rival scientific research corporations Black Mesa and Aperture Science, the invasion of Earth by the Combine, an alien intergalactic organization, in the aftermath of the Black Mesa Incident, and the uprising of humanity against them. The timeline of the Half-Life and Portal universe spans from the 1940s to the first decades of the 21st century. Freeman? Is it really that time again? It seems as if you only just arrived." ― The G-Man Rewrite the function in terms of half-life."Time, Dr.