mixing blue and pink smoke, symbolic of the muddled boundaries between sexes
| 5 min read
Evidence from various sciences reveals that there are diverse ways of being male, female, or both. An anthropologist argues that embracing these truths will help humans flourish.

sex

blue-gloved hands injecting mouse with syringe

Sex of Researcher Influences Ketamine’s Effects in Mice: Study

multiple generations of family members eating at outdoor table

Sun Exposure Triggers Hunger in Men but Not Women, Study Suggests

illustration of purple mitochondrion within a cell

Rogue Mitochondria Turn Hermaphroditic Snails Female: Study

Two bonobos facing each other on a tree branch

Q&A: In Battle of the Sexes, Dominance Doesn’t Always Equal Power

Reddish shelf fungi on a log

This Fungus Has More Than 17,000 Sexes

a microscope image of a rotifer

Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check

illustration of people of different genders and races

Does Biological Sex Influence COVID-19 Outcomes?

Rhino upside down, in the sky

2021 Ig Nobel Prizes Honor Decongestant Orgasms, Rhino Transport

A grayscale electron micrograph shows hundreds of sperm cells stuck together in the foreground

Antibodies Stop Sperm in Their Tracks

a pair of Northern Cardinals perched on a tree branch

Females Gain Ground as Biomedical Research Subjects

fruit fly drosophila melanogaster sperm sex peptide memory reproduction

Sex Promotes Lasting Memories in Female Flies

same sex sexual behavior homosexual heterosexual genetics gwas

Giant Study Helps Clarify Role of Genes in Same-Sex Sex

funnel web spider courtship

Image of the Day: Spider Sex

sperm mouse sex selection ivf in vitro fertilization x y chromosome

Researchers Develop New Method for Sexing Sperm

chinese pond turtle embryo temperature-dependent sex climate change

Turtle Embryos May Have a Say in Deciding Their Sex

chimpanzee testes

Why Chimpanzees Have Big Testes, and Mandrills Have Small Ones

Larger Hermit Crab Penises May Prevent Shell Theft

Men React to Repeated Painful Experiences Differently than Women Do

Trump Administration’s Definitions of Sex Defy Science

Genetic Risk Factor for Erectile Dysfunction Identified

Trending

Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

An illustration of mustard-colored mitochondria against a dark blue background.

Mitochondrial DNA: A Maternal Legacy That Helps Trace the Past and Diagnose the Future

Photo of a woman submerged in icy water with her head and clasped hands above water.

What are the Risks and Benefits of a Cold Plunge?

A clipboard with the word “Sepsis” written at the top, surrounded by a syringe and medications.

A Common Antidepressant Protects Organs from Damage During Sepsis

Multimedia

Conceptual image of genomic analysis showing multicolored DNA base sequences depicted as the letters C, G, A, and T.

Accelerating Cancer Research Through Comprehensive Genomic Analysis

Oxford Nanopore Technologies Logo
Meet Aunty and Tackle Protein Stability Questions in Research and Development

Meet Aunty and Tackle Protein Stability Questions in Research and Development

Unchained Labs
May digest 2025 cover
May 2025, Issue 1

Study Confirms Safety of Genetically Modified T Cells

A long-term study of nearly 800 patients demonstrated a strong safety profile for T cells engineered with viral vectors.

View this Issue
Meet Aunty and Tackle Protein Stability Questions in Research and Development

Meet Aunty and Tackle Protein Stability Questions in Research and Development

Unchained Labs
Detecting Residual Cell Line-Derived DNA with Droplet Digital PCR

Detecting Residual Cell Line-Derived DNA with Droplet Digital PCR

Bio-Rad
How technology makes PCR instruments easier to use.

Making Real-Time PCR More Straightforward

Thermo Fisher Logo
Characterizing Immune Memory to COVID-19 Vaccination

Characterizing Immune Memory to COVID-19 Vaccination

10X Genomics

Products

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Biotium Launches New Phalloidin Conjugates with Extended F-actin Staining Stability for Greater Imaging Flexibility

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Latest AI software simplifies image analysis and speeds up insights for scientists

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BioSkryb Genomics and Tecan introduce a single-cell multiomics workflow for sequencing-ready libraries in under ten hours

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Agilent BioTek Cytation C10 Confocal Imaging Reader

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