Engineering
Algae grown in transparent tanks or tubes supplied with carbon dioxide can convert the greenhouse gas into other compounds, such as food supplements or fuels. But the process leads to a buildup of algae on the surfaces that ...
Apr 13, 2023
0
99
Engineering
Despite the many advantages of concrete as a modern construction material, including its high strength, low cost, and ease of manufacture, its production currently accounts for approximately 8% of global carbon dioxide emissions.
Mar 28, 2023
0
71
Engineering
Rare earth elements (REE), a group of 17 metallic elements, are in nearly every piece of technology, including cell phones, televisions, computers and almost every part of a vehicle. The demand for these elements increases ...
Mar 24, 2023
0
69
Engineering
Most people know air pollution exists outside from cars, trucks and industry, but many are unaware their indoor air quality could be worse than that of a big city.
Mar 23, 2023
0
95
Electronics & Semiconductors
Wearable devices such as smartwatches, fitness trackers, and virtual reality headsets are becoming commonplace. They are powered by flexible electronics that consist of electrodes with plastic or metal foil as substrates. ...
Mar 6, 2023
0
80
Energy & Green Tech
As carbon dioxide continues to build up in the Earth's atmosphere, research teams around the world have spent years seeking ways to remove the gas efficiently from the air. Meanwhile, the world's number one "sink" for carbon ...
Feb 16, 2023
0
33
Engineering
Rice University scientists have figured out a way to engineer wood to trap carbon dioxide through a potentially scalable, energy-efficient process that also makes the material stronger for use in construction.
Feb 16, 2023
0
62
Hi Tech & Innovation
Slipping and sliding on snowy or icy roads is dangerous. Salt and sand help melt ice or provide traction, but excessive use is bad for the environment. And sometimes, a surprise storm can blow through before these materials ...
Feb 16, 2023
0
47
Energy & Green Tech
Researchers have developed a system that can transform plastic waste and greenhouse gases into sustainable fuels and other valuable products—using just the energy from the sun.
Jan 9, 2023
1
137
Engineering
The ancient Romans were masters of engineering, constructing vast networks of roads, aqueducts, ports, and massive buildings, whose remains have survived for two millennia. Many of these structures were built with concrete: ...
Jan 6, 2023
0
893
