About 600 petagrams, or 600 billion tons of carbon (the weight of about 100 billion really big elephants), was emitted as carbon dioxide from 1750-2015 through fossil fuel burning, cement production and land-use change. ...
Earth Sciences
Sep 3, 2019
3
21
At human scale, controlling temperature is a straightforward concept. Turtles sun themselves to keep warm. To cool a pie fresh from the oven, place it on a room-temperature countertop.
Nanomaterials
Aug 10, 2019
0
490
In a world where energy consumption is on the rise, our only hope is the development of new energy-generation technologies. Although currently used renewable energy sources such as wind and solar energy have their merits, ...
Materials Science
Jul 18, 2019
4
257
It's been a half-century since the magnificent Apollo 11 moon landing, yet many people still don't believe it actually happened. Conspiracy theories about the event dating back to the 1970s are in fact more popular than ever. ...
Space Exploration
Jul 10, 2019
20
814
Some of the vast amount of wasted energy that machines and devices emit as heat could be recaptured using an inexpensive nanomaterial developed at KAUST. This thermoelectric nanomaterial could capture the heat lost by devices, ...
Materials Science
Jun 27, 2019
0
2
If you want to make your home as energy-efficient and green as possible, should you use gas or electric for your heating and cooling needs? Gas is the more eco-friendly option—for now—for an energy-efficient home in Maryland. ...
Engineering
May 23, 2019
1
13
Waterpipe tobacco smoking, otherwise known as "hookah" or "shisha," is becoming increasingly popular worldwide, especially among youth. Traditional hookahs burn charcoal as a heat source, but recently, electrical heating ...
Biochemistry
May 22, 2019
0
5
Detecting a single DNA sequence demands high sensitivity. DNA amplification is used to generate thousands of DNA copies so that it can be easily detected and identified. To do so, scientists often employ a technique called ...
Nanomaterials
Mar 20, 2019
0
28
Many wearable biosensors, data transmitters and similar tech advances for personalized health monitoring have now been "creatively miniaturized," says materials chemist Trisha Andrew at the University of Massachusetts Amherst, ...
Materials Science
Jan 22, 2019
0
177
A team of researchers led by Osaka University developed an inexpensive large-scale flexible thermoelectric generator (FlexTEG) module with high mechanical reliability for highly efficient power generation. Through a change ...
Materials Science
Dec 18, 2018
0
9
