Farming technologies have allowed the world to be fed, even though most people no longer farm. Only 2 percent of Americans are farmers, versus 90 percent in the 1700s. Which tools and technologies have had the most impact on farming and why?
We live in an age when DIY has taken on exciting, nerve-wracking connotations. Add in some knowledge and some money from crowdfunding sites like Kickstarter, and you have a recipe for a transformed world. Will glow-in-the-dark plants be a part of it?
You likely heard that paleontologists uncovered a cache of dinosaur embryos, bone fragments and eggshells in China. You also may recall that we've made crazy leaps forward in genetics and genomics. Can we put the two together and create a dinosaur?
Forest-fire prevention has been a touchstone of American consciousness since the creation of Smokey the Bear in the 1940s. But now, environmental experts believe that some amount of fire is good for the forest too.
As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
While nanoparticles and nanocrystals have always existed -- they're even found in volcanic ash -- it was only recently that scientists could manipulate things on the nanoscale. What applications might nanotechnology have in fuel efficiency?
Sometimes the ideas get a little crazy in the race to find clean and inexpensive energy, like tying solar energy to hydrogen production in a palm-sized device. And sometimes those crazy ideas actually work.
Traditional wind power is a promising, through controversial, alternative energy source. But new research is yielding new possibilities: The future of wind may not be in blades, in farms or even fixed to the Earth.
Farmland, farmland, farmland and ... drilling rig? That's the reality in parts of Pennsylvania, where hydraulic fracking for shale gas is bringing in profits and protests. What do you know about this controversial process?
Have you ever read "Journey to the Center of the Earth" and wondered if it were possible to do it? Well, scientists are in the process of giving it their best shot. How hard is it to dig a hole this deep, and what might they find?
The idea behind a green transportation infrastructure is one that provides opportunities for people to get around their communities using their own power -- such as walking or biking. In this article we 10 ideas for greener transportation.