The world’s first hydrogen-powered city train indigenously developed by China rolled off the production line in Chengdu of Sichuan Province on Wednesday. The zero-carbon train, with a maximum speed of 160 km/h, can run 600 km on one fueling.
Winter brings big changes to Mars. Snow on Mars is not like snow on Earth. There are two forms of snow on Mars. Dry ice is a combination of water ice and carbon dioxide. The former will disperse before reaching the Martian surface. But dry ice can also reach the Martian surface. NASA has released…
The European Space Agency’s spacecraft that carried Philae, the first spacecraft to land on a comet. On March 2, 2004, Rosetta was launched by an Ariane 5 rocket from Kourou, French Guiana, on a 10-year mission to comet 67P/Churyumov-Gerasimenko. Rosetta’s 654-million-km journey entered orbit around the comet on August 6, 2014, and then landed the…
Googol is one of the largest numbers in the universe…It’s value is 10^100… It seems like it is there but it’s a bigger number than we can imagine… If you want to know its size, just remember one thing… Even if you count all the particles in the Observable Universe, its number is about 10^…
Known as SKA, the original name of this radio telescope is the Square Kilometer Array. Its construction work is expected to be completed by 2028. The SKA is based at the University of Manchester’s Jodrell Bank Observatory in Cheshire, England. One of SKA’s great quests is to trace the entire history of hydrogen, the most…
Raleigh, the scientist who defined the reason for the blue color of the sky, faced a big question: Why is the color of the sea blue? Raleigh explained that the reflection of the sky is the reason for the blue color of the sea. This explanation was believed by the scientific world for a long…
NASA is preparing to launch a torch to the moon. The agency aims to find water in the moon’s south polar region in a mission called Lunar Flashlight. NASA is confident that water is present in craters in the south polar region of the Moon. In the future, the agency plans to focus on this…
NASA has launched four probes into space to communicate with extraterrestrials. Along with that it is used for the study of the universe, the planets of the solar system and so on. Voyager 1 and 2 in 1977. Before this, they were Pioneer 10 in 1972 and Pioneer 11 in 1973.(Out of which Voyager 1…
Sharpless is following in the footsteps of double Nobel Prize laureates John Bardeen (physics 1956 and 1972), Marie Skłodowska Curie (physics 1903, chemistry 1911), Linus Pauling (chemistry 1954, peace 1962) and Frederick Sanger (chemistry 1958 and 1980). Both Sanger and Sharpless received their second Nobel Prize more than two decades after their first award. Barry…
Deadly version of isolation The Amazon world itself has not yet given any hold to man. Is there any place more isolated than that inside? Mount Roraima is a large mountain with a flat top. It is found in North America along the borders of Brazil, Venezuela and Guyana. The steep slopes range from 400…
