Science & Space

Rockets, engines, weather and the way things work, explained for the curious and not the specialist.

GuideDean Shaw23 Sept 20266 min

How the Power Grid Works and Why It Goes Dark

Electricity is made the instant you use it, which explains almost everything about why the lights stay on and why they sometimes don't.

What Holds a Bridge Up and What Eventually Takes One Down

Every bridge ever built solves the same two problems. Learn to read them, and a boring commute turns into a rolling engineering lecture.

GuideDean Shaw23 Sept 20266 min

Why Your Phone Dies at 30 Percent and EV Batteries Don't

The same chemistry sits in your pocket and under an electric car, so why does one quit after two years and the other last a decade?

Ask BRO

Build me a 30-day training plan around two sessions a week

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GuideDean Shaw23 Sept 20266 min

The Night Sky Runs on a Schedule and You Can Learn It

Meteor showers repeat on the same dates every year, eclipses come in seasons, and almost everything you need costs nothing but a lawn chair.

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6 min read

What Your Brain Is Actually Doing While You Sleep

Sleep isn't the body shutting off. It's a scheduled maintenance window, and there's a chemical clock deciding when it opens.

Poll

How often do you see your closest friends?

GuideWes Dunbar23 Sept 20266 min

How Weather Forecasts Are Made and When to Stop Trusting Them

Balloons, supercomputers, and chaos theory go into the number on your phone. Knowing where the skill runs out is the useful part.

GuideDean Shaw23 Sept 20266 min

Why Your Blue Dot Jumps Downtown

Atomic clocks 12,550 miles up, a database of Wi-Fi router names, and a guess about your walking speed. That's your location.

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GuideDean Shaw23 Sept 20266 min

Why Airplanes Fly and Why Turbulence Won't Break One

The wing throws air downward, the air pushes back, and the bumps that terrify you're nowhere near what the structure was built to shrug off.

Quiz

Is your money actually in order?

Six questions. No email required, no sales pitch at the end.

GuideDean Shaw23 Sept 20266 min

Most of the Seafloor Has Never Been Properly Mapped

Pressure at the bottom of the Challenger Deep runs about eight tons per square inch, and that's the easy part to explain.

StoryDean Shaw23 Sept 20266 min

How the Hoover Dam Actually Holds Back Lake Mead

582 miles of pipe buried in concrete, four tunnels blasted through a canyon wall, and a wedge of rock-hard math that hasn't budged since 1936.

Ask BRO

Build me a revision plan that I will actually stick to

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GuideSam Ortiz23 Sept 20266 min

Five Saturday Science Projects That Actually Teach Something

The baking soda volcano is a dud. These five take an afternoon, cost almost nothing, and give your kids something they can change and test again.

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GuideDean Shaw23 Sept 20265 min

Your First Telescope Should Probably Be an 8-Inch Dobsonian

Aperture and a steady mount beat everything else. Skip the 675x box-store special and buy the thing you'll actually carry outside.

Poll

Where does your best time with your kids happen?

GuideDean Shaw23 Sept 20266 min

How a Car Engine Actually Works, Stroke by Stroke

Four moves, a few thousand times a minute, and a gallon of gas becomes forward motion. What's happening, and what actually kills engines.

GuideDean Shaw23 Sept 20267 min

Five Things You Can Find in the Night Sky Without a Telescope

Twenty minutes in the backyard, no gear, and you can pick out a planet, a star cluster, and a galaxy two and a half million light years out.

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GuideDean Shaw23 Sept 20265 min

The Real Story Behind SpaceX, NASA and the Race to the Moon

Strip out the hype and the space race comes down to one number, one unproven maneuver, and one country moving faster than most Americans realize.

Quiz

Does your wardrobe actually fit you?

Five questions, honestly answered, and a plan for the next fortnight.

100 Things Every American Should Know About the Constitution

Food6 min

The turkey is easy, the clock is what gets you

Ask BRO

What should I wear to this?

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GuideLifeCal Brennan23 Sept 20265 min

Twenty books worth reading this year and how to finish them

Twenty pages a night gets you through all of them, and you're allowed to quit any one of them at page fifty.

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Travel5 min read

How to come home from a work trip in the same shape you left

Four nights in a hotel doesn't have to cost you your sleep, your waistline or your Monday. The fixes start when you book, not when you land.

Poll

Where does your best time with your kids happen?

Older articles

Science & Space

How the Power Grid Works and Why It Goes Dark

The Women Who Changed Science and the Work That Did It

Nuclear Power Is Just a Very Fancy Way to Boil Water

How to Fly Your First Model Rocket Without Losing It

How Artificial Intelligence Actually Works

Rooftop Solar and the Numbers That Actually Decide It

What Holds a Bridge Up and What Eventually Takes One Down

Why Your Phone Dies at 30 Percent and EV Batteries Don't

The Night Sky Runs on a Schedule and You Can Learn It

What Your Brain Is Actually Doing While You Sleep

How Weather Forecasts Are Made and When to Stop Trusting Them

Why Your Blue Dot Jumps Downtown

Why Airplanes Fly and Why Turbulence Won't Break One

Most of the Seafloor Has Never Been Properly Mapped

How the Hoover Dam Actually Holds Back Lake Mead

Five Saturday Science Projects That Actually Teach Something

Your First Telescope Should Probably Be an 8-Inch Dobsonian

How a Car Engine Actually Works, Stroke by Stroke

Five Things You Can Find in the Night Sky Without a Telescope

The Real Story Behind SpaceX, NASA and the Race to the Moon

100 Things Every American Should Know About the Constitution

The turkey is easy, the clock is what gets you

Twenty books worth reading this year and how to finish them

How to come home from a work trip in the same shape you left