News tagged with hot
Scientists Develop First Chip-Scale Thermoelectric Cooler
Feb 02, 2009 |
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(PhysOrg.com) -- As computer chips become more powerful, they also become hotter. Nearly all the power that flows into a chip comes out of it as waste heat, and that heat hurts the performance of the chip. ...
Hawaiian hot spot has deep roots
Space & Earth / Earth Sciences
Dec 03, 2009 |
4.9 / 5 (11) |
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(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...
Swiss team unveil pioneering solar plane
Jun 26, 2009 |
4.7 / 5 (42) |
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Round-the-world balloooning pioneer Bertrand Piccard unveiled his solar-powered aircraft in Switzerland on Friday, ready for another trend-setting circumnavigation of the globe powered solely by the sun.
Microsoft Incorporates Virtual WiFi Technology into Windows 7
May 18, 2009 |
1.7 / 5 (11) |
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(PhysOrg.com) -- Virtual WiFi will enable Windows 7 and future operating systems to see a single WLAN adapter as multiple WLAN adapters by the operating system. This feature is available in Windows 7 RC1, ...
Drinking very hot tea can increase the risk of throat cancer
Mar 26, 2009 |
5 / 5 (6) |
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People are advised to wait a few minutes before drinking a cup of freshly-boiled tea today as a new study, published on bmj.com, finds that drinking very hot tea (70°C or more) can increase the risk of cancer of the oesophagus, ...
Water heaters put solar energy within reach
Jan 21, 2009 |
4.7 / 5 (11) |
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Andrei Mitran of Cary says he has no desire to live "off the grid." But when choosing a replacement for his 18-year-old hot water heater, the computer programmer says he decided to look into purchasing a solar unit.
Exoplanet atmospheres detected from Earth for the first time
Jan 14, 2009 |
4.5 / 5 (12) |
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(PhysOrg.com) -- Transiting exoplanets are routinely detected when they pass in front of their parent star as viewed from the Earth, which only happens by chance. The transit event causes a small drop in the ...
Cookie cutter in the sky: Seeing the shape of material around black holes for first time
Dec 16, 2008 |
4.6 / 5 (27) |
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Black holes can now be thought of as donut holes. The shape of material around black holes has been seen for the first time: an analysis of over 200 active galactic nuclei—cores of galaxies powered by disks ...
Review: Barnes & Noble reader is dual-screen mess
Electronics / Consumer & Gadgets
21 hours ago |
2.6 / 5 (14) |
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(AP) -- The e-book reading device is the gadget gift of the season. Both Sony and Barnes & Noble have sold out of their new models, and new buyers will have to wait until January for delivery. So why are ...
Mines could provide geothermal energy
Jul 27, 2009 |
4.1 / 5 (9) |
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Mine shafts on the point of being closed down could be used to provide geothermal energy to local towns. This is the conclusion of two engineers from the University of Oviedo, whose research is being published ...
Getting into hot water: Solar water heating pays for itself five times over
Mar 09, 2009 |
4 / 5 (12) |
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An analysis of the engineering and economics for a solar water-heating system shows it to have a payback period of just two years, according to researchers in India. They report, in the International Journal of Global En ...
Research Team Finds Evidence Cacao Ritually Used in Chaco Canyon
Other Sciences / Archaeology & Fossils
Feb 02, 2009 |
3.6 / 5 (7) |
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(PhysOrg.com) -- Inhabitants of Chaco Canyon apparently drank chocolate from cylinders like these about a thousand years ago. That’s the finding in a paper published this week by PNAS, a publication of the ...
Los Alamos observatory fingers cosmic ray 'hot spots'
Nov 24, 2008 |
4.7 / 5 (29) |
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A Los Alamos National Laboratory cosmic-ray observatory has seen for the first time two distinct hot spots that appear to be bombarding Earth with an excess of cosmic rays. The research calls into question ...
Discovering a new life form in the hot springs of Yellowstone
Biology /
Oct 13, 2008 |
4.4 / 5 (9) |
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Geysers, mud pots, steam vents and hot springs in the region now known as Yellowstone National Park awed American Indians and early European explorers. Now, two million tourists visit the park in northwestern ...
Cold and lonely: Does social exclusion literally feel cold?
Medicine & Health / Psychology & Psychiatry
Sep 15, 2008 |
3 / 5 (4) |
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When we hear somebody described as "frosty" or "cold", we automatically picture a person who is unfriendly and antisocial. There are numerous examples in our daily language of metaphors which make a connection between cold ...
