Environment
Use magnesium to reduce vehicle weight and save fuel
To reduce weight in future cars, researchers from the Ministry of Natural Resources (RNCan) recommend magnesium. A lightweight car saves money and limits carbon dioxide…
Limit
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Topic archive
Articles about Limit
501 published items.
Environment
Australia: use neon lights to protect the environment
On February 20, the Australian government announced that it would replace the incandescent light bulb with neon bulbs to protect the environment. In the case of enforcem…
Environment
Glaciers help to limit global warming
The world is facing an increasing threat from global warming. However, according to a Chinese scientist, 20 million km2 of glaciers will help curb the rapid rise in glob…
Environment
How height are the trees?
George Koch, a researcher at the University of Arizona in Flagstaff, USA, measured the tallest trees in the world in redwood forests (scientific name Sequoia semperviren…
Environment
China: Limited construction to protect the environment
The Chinese government has said it plans to limit the construction of villas, golf courses and other luxury projects in an effort to protect the environment and prevent…
Environment
WB buys China 's gas emission limit worth 930 million USD
The World Bank (WB) on December 19 announced an agreement to buy polluted quotas of two Chinese companies worth $ 930 million. This is part of a plan for rich countries…
Photo library
15 pictures of interesting things you may not have been able to say
The ability to discover and create human beings is really without limits.
Photo library
The image demonstrates the difficulty of controlling Ebola virus
Health experts are still working hard to limit this Ebola infection.
Photo library
The hidden art of animals
Many animals use shapes, colors or different characteristics of the body to limit the risk of being attacked and escape the pursuit of the enemy.
Photo library
Compare 16th century maps and satellite maps today
Remember that we are in the GPS era, and the first maps were crafted with brushes and parchment, so their quality was very limited and was limited.
Videos
See the scene of Boeing 757 aircraft 'showdown' horizontal landing when there is a storm
Horizontal landing technique is an extremely difficult aircraft control technique, to limit the situation of aircraft being slipped off the runway when encountering heav…
Videos
Video: Why do any of these pants have this mysterious symbol?
If you're free, try pulling out your jeans, look at your pants. Do you see this character?
Videos
Video: Introduce the supervisor robot in the exam room
The student group in Jiangxi Province, China, invented a type of robot that can manage the examination room without a supervisor.
Videos
Video: Is it less wet to run or go in the rain?
Going out on the street and suddenly encountering rain, most of us will choose to run faster (or jog) with the thought of less rain.
Science Events
Opening conference on global climate change in Paris
The United Nations Global Climate Change Summit (COP21) on November 30 opened in Paris, bringing together the leaders of 147 countries, taking place in two weeks.