A novel compact 18-speed transmission for personal mobility vehicles
Currently, electric cars and plug-in hybrid electric cars are thought to be good solutions for relieving exhaust gases and traffics.
However, there are still insufficient...
Solar PV panels coupled with lead-acid batteries can strongly increase electricity self-sufficiency
Nowadays, more and more people use solar PV panels and energy storage systems at home to support household electricity use. This is in line...
Turning greenhouse gas into car batteries: a new technique developed by scientists
Greenhouse gas, such as carbon dioxide (CO2), is the fundamental cause of the greenhouse effect. Greenhouse effect can rise global temperature, cause destructive floods,...
3D printed objects can remember their shapes
People use 3D printing (or additive manufacturing) to make 3D solid objects from a digital file. In an additive process, an object is created...
What we can learn from I-5 Skagit River Bridge collapse
On May 23, 2013, a truck-tractor with a flatbed semitrailer hauling an oversized container was traveling south on Interstate 5 (I-5) near Mount Vernon,...
Six years of scientific exploration at the moon
On June 23, 2009, NASA robotic Lunar Reconnaissance Orbiter (LRO) entered the lunar orbit. Since then, it has been working successfully in science and...
A wearable second skin making you look young and healthy
Skin is an important organ that has multiple physiological and psychological functions.
It protects us from extreme temperatures, radiation, toxins, and mechanical insult while maintaining...
Biotech: a new way to the sustainable energy supply
Nowadays, biofuels have become more and more important in the world energy field.
In 2012 biofuels accounted for about 1.6% of global transportation fuel, and...