8.16.26 | AI's larger working memory, Semaglutide's potential to lower dementia risk, RISC-V's oversight issues

This is a recap of the top 10 posts on Hacker News on Aug 16, 2026.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

• (00:00) - Intro
• (00:19) - AI has access to a vastly larger working memory than the human brain
• (01:42) - Semaglutide linked to lower predicted dementia risk
• (02:53) - RISC-V: They Should Have Known Better
• (04:08) - Asus Bike Booster
• (05:12) - At-home test for infected ticks could improve Lyme Disease diagnosis
• (06:22) - Abdominal fat predicts heart disease risk better than BMI
• (07:22) - A spectre is haunting Unicode
• (08:42) - Super El Niño Keeps Growing as New Forecasts Reach Record Territory Ahead Winter
• (09:57) - Cultivating a state of mind where new ideas are born (2023)
• (11:13) - AI in drug discovery – what it is, where we stand and the path forward
• (12:24) - Outro

AI has access to a vastly larger working memory than the human brain
https://davidepiffer.com/p/ai-isnt-outthinking-mathematicians
https://news.ycombinator.com/item?id=49312845

Semaglutide linked to lower predicted dementia risk
https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/dad2.70432
https://news.ycombinator.com/item?id=49311651

RISC-V: They Should Have Known Better
https://dmitry.gr/?r=06.%20Thoughts&proj=12.%20RV
https://news.ycombinator.com/item?id=49298035

Asus Bike Booster
https://www.asus.com/accessories/bike-booster/asus-oxiis/oxiis-intelligent-bike-booster/
https://news.ycombinator.com/item?id=49268580

At-home test for infected ticks could improve Lyme Disease diagnosis
https://www.smithsonianmag.com/innovation/the-first-at-home-test-for-infected-ticks-could-improve-lyme-disease-diagnosis-180989235/
https://news.ycombinator.com/item?id=49310682

Abdominal fat predicts heart disease risk better than BMI
https://www.acc.org/about-acc/press-releases/2026/08/11/14/59/abdominal-fat-predicts-heart-disease-risk-better-than-bmi
https://news.ycombinator.com/item?id=49314403

A spectre is haunting Unicode
https://www.dampfkraft.com/ghost-characters.html
https://news.ycombinator.com/item?id=49310926

Super El Niño Keeps Growing as New Forecasts Reach Record Territory Ahead Winter
https://www.severe-weather.eu/long-range-2/super-el-nino-growth-accelerating-to-record-strength-fall-winter-2026-2027-forecast-impact-united-states-canada-europe-fa/
https://news.ycombinator.com/item?id=49313428

Cultivating a state of mind where new ideas are born (2023)
https://www.henrikkarlsson.xyz/p/good-ideas
https://news.ycombinator.com/item?id=49314235

AI in drug discovery – what it is, where we stand and the path forward
https://www.science.org/content/blog-post/so-how-ai-drug-discovery-doing-really
https://news.ycombinator.com/item?id=49313367