Science and Tech

Tesla’s stock has been on a wild ride lately, and the numbers don’t look good. After a brief rally sparked by former President Trump’s high-profile Tesla purchase, shares are sliding again. From falling sales to political controversies, here’s why Tesla’s stock is struggling—and why investors are worried...

Not all used cars are created equal. Some hold their value, run for years with minimal maintenance, and cost way less than a brand-new model.

When you think of single-celled organisms, you probably imagine something microscopic. But some of them are surprisingly huge!

While smog-choked metros struggle with pollution, these 10 US cities enjoy fresh, breathable air year-round.

Breathing clean air isn’t a given in every American city. Some places battle smog year-round, putting residents at risk.

The recent FDA ban on Red Dye No. 3 has raised questions about the foods we consume and what’s hiding in their ingredients.

If you suffer from seasonal allergies, get ready for a rollercoaster of pollen, longer seasons, and some surprising new hotspots.

While astronauts train rigorously to handle the challenges of space travel, the effects don’t just disappear once they land back on Earth.

As in the past, hackers sometimes target huge websites, causing chaos, lost revenue, and public panic. Here are the worst ones.

In general, considering comfort, functionality, power, and mileage, these are the 20 best crossover SUVs on the market.