Denial of free will is based on religious or mystical ideas and can have dire consequences by making it ethical to control the mind.

Debunking the politically correct dogma that women do not orgasm from penis-in-vagina sexual intercourse and do not like it.

In transgenic mice, fluorescent reporter genes, optogenetics and DREADD are used to manipulate the function of cells.

An exploration of the things that hinder the conversations needed for social change.

Erotica about a submissive newbie that includes spanking, bondage and domineering sex.

A survey of sadists reveals that they inflict pain to achieve pleasure, connection and intimacy.

Pain is a sensation that is not always unpleasant, while suffering is a state of being based on emotions, values and meaning.

Radical feminism and sex-positive feminism has been battling for 50 years.

Masochist pain activates brain areas involved in empathy, emotion and consciousness, but not in addiction.

Oxytocin and vasopressin in the brain drive monogamy, altruistic punishment in the ultimatum game, and social bonding.

The ego appears when shame and pride take over our consciousness and fill it with cravings.

In BDSM, sub space is an altered state of consciousness mediated by adrenaline and endorphins.

Masochists enjoy pain by itself and to achieve sub space, focus, catharsis, empowerment, orgasms, vulnerability and intimacy.

How romantic love is poisoned by myths about sexual exclusivity, possession, jealousy, eternal love, mind reading and dependence.

Fire play in BDSM consists of setting the skin briefly on fire, or touching it with a flame.

The mental qualities that make humans different from animals

A future with a prosperous Ukraine, European Union and China, but a withering Russia.

Erotic scene in which the boss, a double amputee, has sex with his secretary to recover the masculinity that he thought he had lost.

A spanking weaves an erotic theme using the position of the bodies, force of the slaps, cadence and ritual.

Animals do not have rights because they are not end in themselves and cannot enter a Social Contract.