Science
Science
Sir George Cayley's flying machine
The first man to take off from the ground and fly was not Orville Wright in 1903 but (it is believed) John Appleby, a coachman who was a highly reluctant pioneer of aviation fifty years earlier. He had his employer, Sir George Cayley, to thank for that.
By John Welford5 years ago in FYI
The Latest Twist In The Life-On-Venus Debate?
Phosphine is considered a biosignature gas on Earth, meaning it is produced by living organisms. On rocky planets, conditions are so extreme that there is no known way to produce phosphine in the absence of life, but the process is extremely demanding. In other words, the observations of phosphine on Venus are just right to replenish molecules in the atmosphere of a planet.
By Sita Baral5 years ago in FYI
Dangerous Volcano Eruption in the World (country)
Welcome to the Top10 Archive! Mother Nature has repeatedly shown itself to be a respected force. Beneath the Earth's crust, the molten rock threatens to tear apart the planet's tiny plates and flutter its surface, slicing everything in its path. While some volcanic activity causes minimal damage, others have such a profound impact on the region that they have found a place in this Top 10 volcanic eruption.
By Radha Karki5 years ago in FYI
Why We Cannot Use Normal Ball Pen In Space
As the Russian cosmonaut Sergei Kud-Sverchkov explained in a space video for the Russian space agency Roscosmos, Soviet astronauts used crayons in the past, but NASA already used them when they began to use Fisher space pens. Reyes shared the original order for NASA's original order of 400 pins from Fisher with Reuters (see below).
By Kandel gita5 years ago in FYI
Space Shuttle: Final Flight of a Legend. Top Story - July 2021.
IF HUMANITY HAS a beachhead to the stars, this is it: Cape Canaveral. This sandy promontory, jutting out into the Atlantic from a barrier island on the midway point of Florida’s eastern coast, is the site of most of the manned space launches in human history.
By Wilson da Silva5 years ago in FYI
How Much Percent Of The Total Electricity Is Produced From Nuclear Energy
Within a few years, these two reactors could supply a quarter of New York City's electricity. According to the World Nuclear Association, 441 fission plants are in operation by August 2020, 54 are under construction and 109 are in planning. As of December 3rd, 2018 there were 98 operational nuclear reactors and 61 nuclear power plants in the United States.
By Kandel gita5 years ago in FYI
Why Our Sun Will Become White Dwarf In The Future
Once the mass-temperature threshold is exceeded, the star begins to merge hydrogen into helium and meets one of three different destinies. These fates are determined by the mass of the star, which in turn determines the maximum temperature that can be reached in the nucleus.
By Kandel gita5 years ago in FYI
