Environment
How Do Tornadoes Form?
Tornadoes are violently rotating columns of air that extend from a thunderstorm to the ground. Most strong tornadoes form from supercell thunderstorms, but not every sup…
Radar
Browse ScienceInfo articles and explainers related to Radar.
Topic archive
Articles about Radar
204 published items.
Space science
30 years ago NASA accidentally captured another 'living' planet?
US scientists have turned to data from NASA's Magellan spacecraft, taken more than 30 years ago, and found surprising evidence that another planet in the solar system is…
New technology
China develops laser radar that can 'find a needle in a haystack'
Xiamen University's lidar (laser radar) system can operate at a depth of one kilometer and detect oil spills from a distance of 12 meters.
Environment
Before the invention of weather forecasting, how did ancient people predict storms?
Ancient people did not have the aid of modern devices such as radar or satellites, but through deep interaction with their surroundings, they developed amazing ways of p…
Discover science
What is the fastest wind speed ever recorded?
Winds on Earth can reach incredible speeds, from powerful natural gusts to supersonic winds created in laboratories.
Animal world
New discovery about the migration habits of Australian birds
On October 28, Australian researchers announced new findings on the migration habits of birds in the Southern Hemisphere, through data from weather radar technology.
Conquer Mars
Strange structure below Mars' moon Phobos
Europe's Mars Express probe looks deeper into the subsurface of the Martian moon Phobos, revealing never-before-seen structures that could reveal the celestial body's or…
Space science
New discovery on Venus: Two volcanoes erupting lava!
Scientists have discovered two large, winding lava flows flowing from two different corners on Venus.
Space science
Found satellite missing for nearly 30 years in orbit
Satellite S73-7 is 66cm wide, operates in an 800km high orbit and has disappeared from radar since the 1990s.
New technology
What is lidar technology?
At some point in the near future, autonomous vehicles (AVs) will become a common sight on the road. Without the need for drivers or human input, AVs, also known as self-…
Discover science
NASAMS - State-of-the-art missile defense system used by the US to protect Washington, DC
NASAMS stands for National/Norwegian Advanced Surface to Air Missile System is an advanced surface-to-air missile defense system deployed by the United States to protect…
Scientific works
Top 5 most powerful American stealth weapons of all time
The National Interest magazine has listed 5 US weapon systems that they consider 'the most powerful of all time'.
Science story
Using radar to measure the depth of the Sahara desert, scientists discovered a giant 'thing' below
The Sahara is always mentioned as one of the largest deserts in the world and stretches across 12 countries. So how deep is the Sahara? What's underneath its sand?
Science story
Using radar to scan Antarctica, found a 'radiator' twice as large as London: Experts warn!
Solving the mysteries of Antarctica - the most challenging region on our planet - requires extensive international cooperation.
Scientific works
Top 8 most formidable air-to-air combat fighters in the world: Which name is at number 1?
In the list, there are 3 representatives from China. They are strong competitors with Russian and American fighters in this field.