ScienceInsights

Most pregnant women can fly safely up to 36 weeks, but timing, health history, and blood clot risks all play a role in deciding when to stay grounded.

From pedal exercisers to recumbent bikes, find the leg exercise option that fits your mobility level and helps you stay strong and steady as you age.

An exponential equation puts the variable in the exponent. Here's what that means, how to spot one, and where they show up in real life.

Learn what a lattice is in chemistry, how the different types form, and why lattice structure shapes the physical properties of everyday materials.

Learn the signs that your car may be unsafe to drive, from worn brakes and tires to exhaust leaks and unresolved safety recalls.

Some dog breeds are born with a natural instinct to point at prey. Learn which breeds point, why the behavior exists, and when it typically shows up.

A Kock pouch is an internal ostomy reservoir that lets you drain waste manually. Learn who it's for, how it compares to a J-pouch, and what recovery looks like.

Some common foods like onions, grapes, and chocolate can seriously harm or kill cats. Learn which ones to keep away from your pet and what to do in an emergency.

Echo sonographers use ultrasound to capture detailed images of the heart, helping doctors diagnose and monitor cardiovascular conditions.

Dog tails do more than wag — they help with balance, communication, swimming, warmth, and even scent signaling.