2013 new york auto show was full of news about BMW, Nissan, Mercedes and Ford.

Mercedes 250GLK BlueTEC review

It's no fancy ride for Pope Francis — this humble new vehicle already has 190,000 miles on it.

VW XL1

The all-electric bus costs about $175,000 but is expected to help school districts save $11,000 per year in fuel costs.

The ultra-efficient XL1 is on the market, but only in Europe. A 4-seat XL2 could come here at a lower price. Should Elio be worried?

There are 1,000 of these hybrid muscle/battery power vehicles on the road, mostly in Europe. Only a few are in the U.S., but does 3 cents a mile sound good?

two ford fiestas

Corvettes and Vipers aren't getting stopped by police. It's the much more mild-mannered cars that attract attention.

Everyone assumes that wild and wooly New Jersey, Massachusetts and New York have this nailed, but not so!

Crossovers are in, but they're dropping weight, pushing fuel economy and adding hybrid drives.

Colleges and high schools have gathered in Detroit to show off their super-efficient home-built hot rods. Meanwhile, Shell is building its own fuel miser.

Study shows fuel efficiency hasn't changed much since 1923, but emissions are way down.

Mars and back on a tank of fuel? Ion drive could revolutionize space travel.

Trade embargoes have kept Cuba's cars stuck in the '60s, complete with pitch-black diesel and nasty hydrocarbons.

Running cars on air or water? Solar roadways? They're all cool concepts, but either hugely expensive or plain unworkable.

With big sales numbers, the manufacturers are rolling out a record number of new models at the 2016 New York Auto Show.

NASA's New Horizons spacecraft discovered Pluto's staggeringly diverse terrain, and scientists are only now starting to dig into what it could all mean.

After a brain trauma, a man experienced seizures while solving sudoku puzzles.

'Death Star' Vaporizes Its Own Planet: 1st Evidence

Ingredients for Life Were Always Present on Earth, Comet Suggests

Scientists have created a sonic "tractor beam" that can pull, push and pirouette objects that levitate in thin air.

Micro Mollusk Breaks Record for World's Tiniest Snail

This time of year, it seems like pumpkin-flavored options are available for pretty much everything. But is all this pumpkin healthy?

Look up into the sky this week to see why autumn is the favorite season for many skywatchers.

Astronomers have used instruments on board SOFIA, the world's largest airborne observatory, to examine a planet beyond solar system.

Abraham Lincoln helped the country become the scientific and engineering powerhouse we know today, says Astrophysicist Neil deGrasse Tyson.

The padded bumpers remain popular with new parents despite health concerns.

Astronomers think dark matter forms fine-grained but incredibly long streams throughout the universe.

There is no such thing as a "male brain" or a "female brain," new research finds.

Only three other types of ants are known to jump with their legs.

The world's oldest depiction of a campsite may have been unearthed outside a cave in Spain.

Rare 'Flasher' Squid Caught on Video

Poor health, and not unhappiness, was the true cause of early death, the researchers said.

The extinct relative of giraffes, Xenokeryx amidalae, takes its moniker from Queen Padmé Amidala, the wife of Anakin Skywalker.

Drought could kill vast swaths of forests around the world if global warming isn't contained, new research suggests.

Formed by material falling onto a newborn star, the two beams of light shoot outward to create the dual-sided lightsaber appearance.

The rocket's return even surprised SpaceX founder and CEO Elon Musk, who initially thought the Falcon 9 booster didn't actually stick its landing.

A black hole's epic "burp" may help solve one of the deep mysteries of the galactic core.

Donald Trump's ego is extreme, he may be a bellwether for politicians as a whole, and the U.S. public as a whole.

Sales of German luxury cars are up since the sanctions lifted.

More than 250 earthquakes have struck the state's Southern border since New Year's Eve, and it's not the first time this has happened.

Video: Assignment Earth explains why residents and government authorities are determined to clean up and revive the Gowanus Canal.

Fern Cave hosts a wealth of species, including the largest colony in the world of endangered gray bats and many other species.

The FDA is investigating potentially regulating added caffeine.

About 16 percent of hot sauces tested from Mexico and South America had lead in them. If you’re concerned about the lead in your hot sauce, try making your own.

The FDA said that the pain reliever can cause rashes, blisters and widespread damage to the skin's surface in rare cases.

The FDA would like for 23andMe to prove that their tests are accurate.

The Food and Drug Administration has issued a proposal that would require makers of soaps to show that their products really work.

The Food and Drug Administration is launching its first national campaign to prevent and reduce smoking among young people.