Amy Held

Putting rain-sensing seeds at an advantage, those close enough to the surface to respond may also be at the best depth to take in the moisture and grow.

The findings are published in the journal Scientific Reports.

Amy Held, NPR News.

This is NPR.

In the month after the U.S.

and Israel attacked Iran, U.S.

gas prices soared 21 percent.

That's the biggest increase in the government's decades of tracking.

Now I'm on the hunt.

Jenna Lewis says she drove nearly a half hour to the Tulalip Reservation north of Seattle to save 55 cents a gallon.

It's worth it to fill up once a week.

That'll get me through the week.

It's one of hundreds of reservation gas stations across the U.S., with many offering some of the cheapest fuel prices because they're not subject to state taxes.

Those range from $0.09 a gallon in Alaska to as high as $0.71 in California, across the 35 states with federally recognized Native American tribes.

Now gas apps are sending more bargain hunters to their pumps.

Amy Held, NPR News.

In the month after the U.S.

and Israel attacked Iran, U.S.

gas prices soared 21 percent.

That's the biggest increase in the government's decades of tracking.