Stories by HelloWorlder

Why We Sleep by Matthew Walker review – how more sleep can save your life (2017)

For Scientists Racing to Cure Alzheimer’s, the Math Is Getting Ugly

That Huge Mediterranean Diet Study Was Flawed. But Was It Wrong?

Ask HN: For testing landing pages, what's your favorite service – and why?

Replication of Marshmallow Test: Delayed Gratification May Be Less Predictive

Why Lenovo's ThinkPad Still Matters 25 Years Later (2017)

Where Graduates Move After College

Keyless Cars and Their Carbon Monoxide Toll

A Simple Way to Improve a Billion Lives: Eyeglasses

Almost half of pregnancies in U.S. are unplanned. There’s a way to change that.

What LinkedIn Founder Reid Hoffman Learned from an Early Failure

A Mother Whose Lapse Led to Child’s Death Seeks to Prevent Hot-Car Casualties

The DNA Data We Have Is Too White. Scientists Want to Fix That

We Don’t Sell Saddles Here (2014)

The Wisdom And/or Madness of Crowds

Predicting Cognitive Decline with Deep Learning of PET Scans

Against metrics: how measuring performance by numbers backfires

How we use our car insurance app to determine your good driving discount

Researchers develop device that can 'hear' your internal voice

What's the difference between apps we cherish vs. regret?

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