If an alien were to look at Earth, many human technologies—from cell towers to fluorescent light bulbs—could be a beacon signifying the presence of life.
Astronomy
Oct 21, 2022
2
38
Dozens of people in Houston potentially were exposed to the toxic metal mercury after it was spilled outside a Walmart, a Sonic Drive-In and a gas station, officials said. Federal and local investigators were trying to determine ...
Environment
Dec 16, 2019
0
15
The last year has been a good one for electric cars. Their market share has jumped upward, pushed by new models that are affordable and offer longer ranges. Several countries – China, India, France, and the UK – have ...
Energy & Green Tech
Nov 29, 2017
1
48
For the first time, engineers at Caltech have created a stable ring of plasma in open air—essentially capturing lightning in a bottle, but without the bottle.
Plasma Physics
Nov 15, 2017
12
4742
Researchers at the University of Pennsylvania have pioneered a process that could enable the efficient recycling of rare-earth metals, which are found in many high-tech devices. Mining and purifying rare-earth metals is not ...
Materials Science
Dec 12, 2016
1
17
(Phys.org)—In 2014, the incorporation of two artificial letters of genetic code into the DNA of Escherichia coli gave the bacteria the distinction of becoming the world's first stable semisynthetic organism.
Traditional light bulbs, thought to be well on their way to oblivion, may receive a reprieve thanks to a technological breakthrough.
Nanophysics
Jan 11, 2016
27
2339
Most Christmas lights, DVD players, televisions and flashlights have one thing in common: they're made with light emitting diodes (LEDs). LEDs are widely used for a variety of applications and have been a popular, more efficient ...
Nanophysics
Oct 13, 2015
0
92
To mark Earth Day on Wednesday, experts suggest you consider making lifestyle changes that will reduce your impact on the planet.
Environment
Apr 21, 2015
0
19
Fujitsu Laboratories announced the development of a thin, light-weight beacon, weighing 3 grams with a thickness of 2.5 millimeters, that does not require battery replacement or other maintenance and is flexible enough for ...
Engineering
Mar 25, 2015
0
36
