Is it safe to travel to high altitudes when pregnant? Yes, to a point

Obstetricians say it's safe to travel up to 8,000 feet above sea level while pregnant but beyond that, you should speak with your physician.
Nature

High-altitude balloons: a scientists’ guide to what’s up there and why

When the US government shot down a suspected Chinese surveillance balloon off the South Carolina coast on 4 February, it ramped up geopolitical tensions with China and prompted officials to tighten ...
Popular Science

How high do planes fly? It depends on if they’re going east or west.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A plane drawing a white contrail line across a blue sky is clearly ...
Newsweek

What Is PHASA-35? Cutting Edge Stratosphere Drone Passes Key Test in U.S.

A new solar-powered high-altitude drone has successfully navigated a stratospheric test, opening the door to a new set of possibilities for unmanned vehicles, not least in modern warfare. The PHASA-35 ...
Food & Wine

High-Altitude Baking and Cooking, Explained: Here’s What Can Go Wrong and How to Fix It

Pastry Chef and Founder of Houston’s award-winning Fluff Bake Bar, Rebecca Masson, has been creating award-winning delectable baked goods for the past twenty years. After graduating from Le Cordon ...