Reference Terms
from Wikipedia, the free encyclopedia
Air conditioning
An air conditioner (AC or air-con) is an appliance or mechanism designed to extract heat from an area using a refrigeration cycle.
Note: The above text is excerpted from the Wikipedia article "Air conditioning", which has been released under the GNU Free Documentation License.
Related Stories
1
2
Earth & Climate News
April 29, 2025
Apr. 29, 2025 — Daily exposure to certain chemicals used to make plastic household items could be linked to more than 356,000 global deaths from heart disease in 2018 alone, a new analysis of population surveys shows. While the chemicals, called phthalates, are in ...
Apr. 28, 2025 — A technique to cool the planet, in which particles are added to the atmosphere to reflect sunlight, would not require developing special aircraft but could be achieved using existing large planes, according to a new modelling ...
Apr. 24, 2025 — Female bonobos team up to suppress male aggression against them -- the first evidence of animals deploying this strategy. In 85% of observed coalitions, females collectively targeted males, forcing ...
Apr. 23, 2025 — Scientists believe that the motion of Earth's continents through plate tectonics has been largely steady over millions of years. New research, however, suggests this drift can speed up or slow down ...
Latest Headlines
updated 12:56 pm ET
Apr. 28, 2025 — Even under today's climatic conditions, the long-extinct straight-tusked elephant could still live in Europe. This is the conclusion of a recent study. For this finding, the research group combined ...
Apr. 28, 2025 — Scientists have collaborated to analyze the inner workings of Bolivia's 'zombie' volcano, Uturuncu. By combining seismology, physics models and ...
Apr. 28, 2025 — On Jan. 1, 2024, a 7.5-magnitude earthquake struck the Noto Peninsula in Japan, resulting in extensive damage in the region caused by uplift, when the land rises due to shifting tectonic plates. The ...
Apr. 29, 2025 — Scientists believe they have found a way to improve warning systems for vulnerable communities threatened by humid heatwaves, which are on the rise due to climate change and can be damaging and even ...
Apr. 28, 2025 — With more than 181.5 billion tons of wood produced globally each year, a new method could revolutionize how we build sustainably. By infusing red oak with ferrihydrite using a simple, low-cost ...
Apr. 28, 2025 — Climate change is increasing the risk of wildfires in many regions of the world. This is due partly to specific weather conditions -- known as fire weather -- that facilitate the spread of wildfires. ...
Apr. 28, 2025 — Researchers have developed a new catalyst design capable of pushing the projected fuel cell catalyst lifespans to 200,000 hours. The research marks a ...
Apr. 28, 2025 — New research has revealed that a massive meteorite struck northwestern Scotland about 200 million years later than previously thought, in a discovery that not only rewrites Scotland's geological ...
Apr. 25, 2025 — The less intensively you manage the soil, the better the soil can function. Such as not plowing as often or using more grass-clover mixtures as cover crops. Surprisingly, it applies to both ...
Apr. 24, 2025 — Pioneering research has repurposed a gene editing tool to help shed light on the true biodiversity present in natural ...