WASHINGTON D.C. (Ivanhoe Newswire) -- Many of us learned to whistle as a kid. It's a talent thought only humans could master … until now.

TROY, N.Y. (Ivanhoe Newswire) -- In world-class athletic competitions, it used to be that events were won by the person with the most athletic ability, but these days, talent alone may not be enough to win the gold. When every hundredth of a second counts, science and technology can help even the strongest athletes take their performance to the next level.

ATLANTA, Ga. (Ivanhoe Newswire) -- Every day, 425,000 law enforcement vehicles patrol the streets of the U.S. Unlike the cars and trucks used by fire departments, the military or even postal carriers, police cars aren't built specifically for the job they do. Now that's changing. Science and law enforcement have joined forces to create a whole new kind of car.

DECATUR, Ga. (Ivanhoe Newswire) -- If you needed help in an emergency, how fast would fire and rescue crews get to you? There is no national standard for emergency response times. Depending on where you live, city or country, it could be minutes, or much longer. Now researchers are looking at new ways to put first responders closer to where they're needed.

WEST LAFAYETTE, Ind. (Ivanhoe Newswire) -- Wind power is the fastest growing renewable energy source in the United States. Last year, 42 percent of all new electricity was generated by it. But to get the most power from wind, wind farms need to be efficient and reliable. A new smart sensor is helping improve this clean and renewable energy technology.

COLLEGE PARK, Md. (Ivanhoe Newswire) -- Traditionally, wind tunnels are used to study the effects of hurricane-force winds on objects like cars, houses or airplanes. But now researchers are looking at how much wind a person can withstand.

WEST LAFAYETTE, Ind. (Ivanhoe Newswire) -- Art restoration, making an object appear as it did originally, can be painstaking and difficult. If not carefully done, the process can cause more damage to an object. There is a new way to restore art -- without even touching it.

WEST LAFAYETTE, Ind. (Ivanhoe Newswire) -- Speed bumps are made to slow drivers down … but a new, special speed bump does much more than reduce your speed.

BOULDER, Colo. (Ivanhoe Newswire) -- Scientists, car companies and the federal government are teaming up to reduce traffic congestion and dangerous driving conditions. In the not-too-distant future, cars will be able to communicate traffic information by talking to each other.

SEATTLE, Wash. (Ivanhoe Newswire) -- Public transportation saves 855 million gallons of gas each year. If you want to go green, but you don’t want to wait forever for the next bus, there's a new, free service that gets rid of the bus stop guesswork.