Reference Terms
from Wikipedia, the free encyclopedia
Mobile phone
A mobile phone or cell phone is an electronic telecommunications device with the same basic capability as a conventional fixed-line telephone, but which is also entirely portable and is not required to be connected with a wire to the telephone network.
Note: The above text is excerpted from the Wikipedia article "Mobile phone", which has been released under the GNU Free Documentation License.
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Matter & Energy News
May 30, 2024
May 29, 2024 — Researchers have shown that members of the public have little trouble in learning very quickly how to use a third thumb -- a controllable, prosthetic extra thumb -- to pick up and manipulate objects. The team tested the robotic device on a diverse ...
May 15, 2024 — It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to physically show it's possible. That's exactly what physicists have ...
May 6, 2024 — Engineers created a catapillar-shaped robot that splits into segments and reassembles, hauls cargo, and crawls through twisting ...
Apr. 24, 2024 — Robotics engineers have worked for decades and invested many millions of research dollars in attempts to create a robot that can walk or run as well as an animal. And yet, it remains the case that many animals are capable of feats that would be ...
Latest Headlines
updated 12:56 pm ET
May 29, 2024 — Artificial intelligence (AI) combined with a novel bio-inspired camera achieves 100 times faster detection of pedestrians and obstacles than current ...
May 29, 2024 — Engineers establish the link between oxygen and graphene quality and present an oxygen-free chemical vapor deposition method (OF-CVD) that can reproducibly create high-quality samples for large-scale ...
May 29, 2024 — Researchers have demonstrated the ability to engineer materials that are both stiff and capable of insulating against heat. This combination of ...
May 15, 2024 — The optimal design of a novel zeolite catalyst enables tandem reaction that turns greenhouse gases into value-added chemicals, report scientists. By tuning the separation between different active ...
May 28, 2024 — Offshore wind could have prevented the Fukushima disaster, according to a review of wind ...
May 28, 2024 — A team has analyzed the risk and damage potential of hydrogen vehicles in tunnels and derived recommendations. Their conclusion? Any damage would be extensive, but its occurrence is ...
May 28, 2024 — Optical analysis and machine learning techniques can now readily detect microplastics in marine and freshwater environments using inexpensive porous ...
May 29, 2024 — Advances in electrochromic coatings may bring us closer to environmentally friendly ways to keep inside spaces cool. Like eyeglasses that darken to provide sun protection, the optical properties of ...
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May 29, 2024 — A new study may help redefine how scientists map the surface of the Moon, making the process more streamlined and precise than ever ...