Weapons in science fiction

[1] Early science-fiction film often showed raygun beams giving off bright light and loud noise like lightning or large electric arcs.

For instance, characters in the Star Trek pilot episode The Cage (1964) and in the Lost in Space TV series (1965–1968) carried handheld laser weapons.

Cleve Cartmill predicted a chain reaction-type nuclear bomb in his 1944 science-fiction story "Deadline", which led to the FBI investigating him, due to concern over a potential breach of security on the Manhattan Project.

The idea of cyberwarfare, in which wars are fought within the structures of communication systems and computers using software and information as weapons, was first explored by science fiction.

[7][8] William Gibson's Neuromancer coined the phrase cyberspace, a virtual battleground in which battles are fought using software weapons and counterweapons.

It sends corrupt data to oncoming missiles to shut them down, as well as hostile aircraft by giving them a "shutdown" order in which the systems turn off one by one.

The technology is later reverse-engineered by the Russian Federation to shut down American antiballistic missile satellites from a tracking station at Socotra Island, Yemen.

In a similar but unrelated series of incidents involved various groups of hackers from India and Pakistan who hacked and defaced several websites of companies and government organizations based in each other's country.

David Langford's short story "BLIT" (1988) posits the existence of images (called "basilisks") that are destructive to the human brain, which are used as weapons of terror by posting copies of them in areas where they are likely to be seen by the intended victims.

[11][12] The neuralyzer from the Men in Black films are compact objects that can erase and modify the short-term memories of witnesses by the means of a brief flash of light, ensuring that no one remembers encountering either aliens or the agents themselves.

In 2007, science-fiction author Thomas Easton was invited to address engineers working on a DARPA program to create weaponized cyborg insects, as envisaged in his novel Sparrowhawk.

[16] The borrowing between fiction and reality has worked both ways, with the power loader from the film Aliens resembling the prototypes of the Hardiman system.

Gun-mounted lasers have also been used as psychological weapons, to let opponents know that they have been targeted to encourage them to hide or flee without having to actually open fire on them.

Fictional rayguns are often depicted in science fiction.
A laser tank weapon in a 1939 edition of Amazing Stories