Updates

Continuously updated · latest Oct 22, 2026

Lessons that are free to use in any classroom, new research, changes to the dataset, plain-language explainers, and the real genetics behind things you already know. Every entry says which subject it belongs to and what you need to know before reading it. Medical information goes stale, so entries are revised when the evidence moves — revised entries show their update date, not just the day they were first published. Every article here is CC BY-NC 4.0 licensed — free to share and adapt with credit, not for commercial use (details).

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A dark card reading "the gene has been known since 1993. there is still no treatment." — the cover for an article on why incurable genetic diseases are absent from a common-variant catalogue.

Why This Site Has Almost Nothing on Huntington's, ALS or Cystic Fibrosis

GeneticsHealth Intermediate

Of 660 variants here, Huntington’s has zero, ALS has zero, and cystic fibrosis has one that is not even the gene. That is structural, not laziness — and the reason leads somewhere better than an apology: the study that could not ask who gets Huntington’s asked when instead, and found a target nobody expected.

Updated Sep 8, 2026 8 63

The alleles your parents kept still predict your schooling — three million genomes on educational attainment

The Genes Your Parents Didn't Pass On Still Predicted Your Schooling

GeneticsStatisticsSocial studies Advanced

Three million genomes, 3,952 variants, and a result so strange it changes what the whole field means: the DNA your parents did not pass on still predicts how far you went in school. Here is what the research on studying actually says.

Sep 6, 2026 6 74

One gene decides a vegetable, a sinus infection, and whether a child finishes their antibiotics — TAS2R38, rs713598

One Gene, Three Answers: What TAS2R38 Decides

BiologyGeneticsChemistry Intermediate

The same three coding changes decide whether broccoli tastes bitter, play into how your sinuses fight bacteria, and change whether a child swallows their medicine. One position, three kinds of consequence.

Sep 5, 2026 8 78

Genetics Conferences Worth Knowing About

Genetics Conferences Worth Knowing About

Biology Introductory

Where the research behind MyGeneLog actually gets presented — the major annual human genetics conferences, and what each one covers.

Sep 5, 2026 10 74

APOE and Alzheimer's Risk: What the Research Actually Says

APOE and Alzheimer's Risk: What the Research Actually Says

BiologyGeneticsHealthStatistics Intermediate

APOE e4 is one of the most consequential results a genome file can surface. Here is what it does and does not tell you.

Sep 5, 2026 7 62

Where MyGeneLog's Data Comes From: Inside the GWAS Catalog

Where MyGeneLog's Data Comes From: Inside the GWAS Catalog

GeneticsComputer science Intermediate

Every variant page cites a source. Here is what that source actually is, and how new variants get added.

Sep 5, 2026 6 78

What Is a SNP? A Plain-Language Guide

What Is a SNP? A Plain-Language Guide

Biology Introductory

SNP, genotype, allele, rsID — the four words every MyGeneLog result uses, explained without the jargon.

Sep 5, 2026 5 76

MTHFR Explained: What rs1801133 Actually Means

MTHFR Explained: What rs1801133 Actually Means

BiologyHealth Intermediate

MTHFR shows up in a lot of alarming corners of the internet. Here is what the actual research says.

Sep 5, 2026 12 67

MyGeneLog vs. 23andMe vs. AncestryDNA: What's Actually Different

MyGeneLog vs. 23andMe vs. AncestryDNA: What's Actually Different

HealthEthics Introductory

They solve different problems. Here is where each one actually fits.

Sep 5, 2026 6 50