The Kzinti " crossed-over " in to the Star Trek universe in the animated episode " The Slaver Weapon ", which was written by Larry Niven and is adapted from Niven's own short story " The Soft Weapon ".

An agent of the ARM, Gil Hamilton, is the protagonist of Niven's sci-fi detective stories, a series-within-a-series gathered in the collection Flatlander ( Confusingly, " Flatlander " is also the name of an unrelated Known Space story.

* Larry Niven's " The Slaver Weapon ", adapted from his own short story " The Soft Weapon ".

* Larry Niven's " The Slaver Weapon " in Star Trek: The Animated Series, adapted from his own short story " The Soft Weapon ".

The Kzinti were initially introduced in Niven's story " The Warriors " ( originally in Worlds of If, 1966 ) and " The Soft Weapon ", ( 1967 ), both collected in Neutron Star ( 1968 ).

* Larry Niven's short story " The Deadlier Weapon " features a carjacking.

( As told in Niven's short story, " Neutron Star ") Crashlander reveals that the Puppeteers may have feigned their ignorance of tidal forces.

Like much of Niven's work, the story is heavily influenced by the setting: a gas torus, a ring of air around a neutron star.

While these works were not the first in the " Magic Universe " or " Warlock " series, they marked a turning point after the 1973 oil crisis and Niven's subsequent transformation of the series into an allegory for a modern-day energy crisis ; the novella was also the first work longer than a short story.

Like much of Niven's work, the story is heavily influenced by the setting: a gas torus, a ring of air around a neutron star.

The story is set in Niven's fictional Known Space universe.

In Niven's story, ambulatory partner Howie found no mechanical reason for brainship Eric's claim of immobility, which was endangering both of their lives.

* A reference to the title can be found at the end of Larry Niven's 1965 short story " Becalmed in Hell ," in which the character Eric, who lives as a brain and spinal cord on life-support, and works as the directly connected controller of a NASA exploratory vessel, signs a telegram, " Donovan's Brain.

The story does not take place in Niven's Known Space, but does appear to share the same background as two of his other novels, The Integral Trees and The Smoke Ring, which also feature a worldwide State, " corpsicle " personality transfers, and a computer artificial intelligence personality in charge of a ramship expedition.

The same concept was treated, somewhat more pessimistically, in Larry Niven's short story " All the Myriad Ways ".

Over the course of his career Niven has added to this first law a list of Niven's Laws which he describes as " how the Universe works " as far as he can tell.

In Niven's future world, the deterioration of age has been largely reversed, so humans live hundreds of years.

Graham Lord, in NIV: The Authorized Biography of David Niven, suggested that Comyn-Platt and Mrs. Niven had been having an affair for some time before her husband's death, and that Sir Thomas may well have been David Niven's biological father, a supposition which has some support from her children.

For example, Larry Niven's fictional universe Known Space has an approximately 135 year period in which Niven allows other authors to write stories about the Man-Kzin Wars.

In one scene the younger daughter of Niven's character is seen reading Fanny Hill, whereas his older daughter, Linda, has apparently graduated from Cleland's sensationalism and is seen reading Sartre instead.

* In Niven's collaborative novel Fallen Angels, a science fiction fan has a life-sized model of a Puppeteer skeleton ; to escape prosecution from religious authorities, he claims that it is really a model of a demon's skeleton.

While Lavin has no biological children, she is the stepmother to Niven's children Jim and Kate Niven and the grandmother to Jim's sons Grayson and Talen.

Nessus is a male ( of the second type, his species has three sexes ) character in Larry Niven's Known Space universe, of the species Pierson's Puppeteer, an herbivorous species noted for two heads whose mouths act as capable hands.

Sidney Coleman reviewed the novel favorably in F & SF ; although describing it as really " two long novelettes passing as a novel ," he noted that " both halves of the book are permeated with the ingenuity that has been the driving energy of Niven's stories since his earliest work.

In Larry Niven's Known Space stories, a wirehead is someone who has been fitted with an electronic brain implant ( called a " droud " in the stories ) to stimulate the pleasure centres of their brain.

Many of Niven's stories take place in his Known Space universe, in which humanity shares the several habitable solar systems nearest to the Sun with over a dozen alien species, including the aggressive feline Kzinti and the very intelligent but cowardly Pierson's Puppeteers, which are frequently central characters.

#* Guide to Larry Niven's Ringworld ( 1994, with Kevin Stein )

This act of interplanetary genocide in effect ties Niven's Mars with the older Wells / Stapledon tradition.

" Known Space " ( also the commonly used title for Larry Niven's future history science fiction series ) is about 80 light years in diameter with 10, 000 stars, including Human Space ( 40 light years diameter, 524 stars in 357 systems, 30 billion humans, ⅔ on Earth ), as well as neighbouring Alien civilisations.

A hull material that gets stronger with pressure in the film The Core was nicknamed unobtainium, but the concept under different names can be seen in the anti-gravity material cavorite and the super-strong material scrith from Larry Niven's novel Ringworld, which requires a tensile strength on the order of the forces binding an atomic nucleus together.

A 2009 biography of actor David Niven had assertions, based on information from his widow and a good friend of Niven's, that he too had had an affair with the princess.

Both were made with a view to winning support for the British war effort, especially in the U. S. Niven's Film Unit work included a small part in the deception operation that used minor actor M. E. Clifton James to impersonate Field Marshal Montgomery.

During his work with the Film Unit, Peter Ustinov, though one of the script-writers, had to pose as Niven's batman.

All four of Niven's children, as well as many of his friends, told Lord that Hjördis, unable to achieve an acting career, had affairs with other men and became an alcoholic.

For all this, there were no actual instances in Pournelle and Niven's work of actual encounters with " Outies.

A Kzin character, Speaker-to-Animals, subsequently played a major role in Niven's Hugo and Nebula award-winning Ringworld ( 1970 ), giving considerably more background of the Kzinti and their interactions with human civilizations.

Niven's encounter with the streaker was voted the top Oscars moment by film fans in 2001.

* In Larry Niven's ' Known Space ' setting ( specifically the ' Man-Kzin Wars ' shared-world series ), RKVs were used as part of the counterattack against the Kzinti occupation of the Alpha Centauri system, striking the planet Wunderland with a combined energy release equaling 12 gigatons of TNT.

* Larry Niven's Hugo Award-winning stories The Hole Man and The Borderland of Sol deal with " quantum black holes ".

The Tree-of-Life is a fictional plant ( the ancestor of yams, with similar appearance and taste ) in Larry Niven's Known Space universe, for which all Hominids have a built-in genetic craving.

Niven's approach to fantasy ( as with his approach to science fiction ) is relatively logical and somewhat distinct from the high fantasy normally associated with the genre.

* Larry Niven's series of novels beginning with Ringworld centered around, and originated the concept of a ringworld, or Niven ring.

Niven's unhappiness at being forced to make the film later led to him severing his contract with Samuel Goldwyn.

David Niven's British sapper character wore a captured SS uniform with this insignia in the 1961 movie The Guns of Navarone.

* Niven's Laws 2002, with author's commentary, on the Way Back Machine website

A similar effect is seen in Niven's collaboration with David Gerrold, The Flying Sorcerers ; all the gods are well known science fiction or media personalities ( Ouells = H. G. Wells, Rotn ' bair = Star Trek creator Gene Roddenberry ), etc.