Where do dogs in all their amazing diversity come from? Tradition says that thousands of years ago someone tamed a wolf pup, thus creating the first of our best friends. But many scientists disagree. On "Dogs and More Dogs," NOVA goes to the dogs—and to leading researchers—to find out the truth.

In Los Angeles, the psychopath Doug stalks the sexy Latin woman Amy is a park and follows her. Later he breaks in her apartment and bugs it with surveillance cameras, learning her taste in movies, rock bands and books, and uses the collected information to approach to her in a cafeteria. Doug becomes Amy's best friend helping her in situations created by him, and when her friend Jen suspects of him, he kills her. The lonely and vulnerable Amy gets closer to Doug, now alone with her.

The military attempts to contain a manmade combat virus that causes death and permanent insanity in those infected, as it overtakes a small Pennsylvania town.

A post-apocalyptic tale, in which a lone man fights his way across America in order to protect a sacred book that holds the secrets to saving humankind.

A German submarine is boarded by disguised American submariners trying to capture their Enigma cipher machine.

When an asteroid the size of Texas is headed for Earth the world's best deep core drilling team is sent to nuke the rock from the inside.

An unemployed defense worker frustrated with the various flaws he sees in society, begins to psychotically and violently lash out against them.

The canine star of a fictional sci-fi/action show that believes his powers are real embarks on a cross country trek to save his co-star from a threat he believes is just as real.

He fought his first battle on the Scottish Highlands in 1536. He will fight his greatest battle on the streets of New York City in 1986. His name is Connor MacLeod. He is immortal.

A lazy law school grad adopts a kid to impress his girlfriend, but everything doesn't go as planned and he becomes the unlikely foster father.

Lelia is a happily unattached, sexually voracious young woman who satisfies her instable appetite for sex with a host of young male bed partners. But all that changes when a chance encounter has Lelia meets and beings an affair with David an artist looking for a committing relationship. David is just as sexually aggressive and ravenous as Lelia and whenever they get together, they grow more hopelessly entangled, both physically and emotionally.

Based on the novel by Virginie Despentes of the same title. Manu and Nadine lose their last tenuous relationship with main-stream society when Manu gets raped and Nadine sees her only friend being shot. After a chance encounter, they embark on an explosive journey of sex and murder. Perhaps as a revenge against men, perhaps as a revolt against bourgeois society, but certainly in a negation - almost joyful in its senseless violence - of all the codes of a society which has excluded, raped and humiliated them. Controversial for its violence and real sex scenes: a vividly nihilist road movie set in France.

A listless and alienated teenager decides to help his new friend win the class presidency in their small western high school, while he must deal with his bizarre family life back home.

Ripley continues to be stalked by a savage alien, after her escape pod crashes on a prison planet.

Three female employees of the Federal Reserve plot to steal money that is about to be destroyed.

Two hip detectives protect a murder witness while investigating a case of stolen heroin.

Thieves plan to pull off the heist of their lives by creating Los Angeles' largest ever traffic jam.

The Animatrix is a collection of several animated short films, detailing the backstory of the "Matrix" universe, and the original war between man and machines which led to the creation of the Matrix.

While babysitting a boy and his baby brother, Casey Beldon has a dreadful nightmare involving a weird dog and an evil child, and she tells her best friend Romy over the phone. Casey is haunted by this boy, and when she goes to the ophthalmologist, he asks if she has a twin brother or sister. She asks her father and discovers that her mother lost a son that died in the womb. Casey suspects that she is haunted by the spirit of her brother. She finds a letter addressed to a woman called Sofi Kozma and a creepy picture at home that belonged to her mother. She goes with Romy to a retirement home to meet Sofi, a survivor of the experiments during the Holocaust. But Sofi tells Casey that she had never met her mother and later calls Casey to tell her she is in great danger.

A female flight attendant becomes a key figure in a plot between the police and an arms dealer.