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All have orbital periods of between 20 and 700 days, with temperatures similar to those of Solar System planets. [61] A global analysis of groundwater levels reports rapid declines of over 0.5 meters per year are widespread and that declines have accelerated over the past four decades in 30% of the world's regional aquifers.
The names of some modern inventions (atomic bomb, credit card, robot, space station, oral contraceptive and borazon) exactly match their fictional predecessors. A few works correctly predicted the years when some technologies would emerge, such as the first sustained heavier-than-air aircraft flight in 1903 and the first atomic bomb explosion ...
The year 2024 is drawing to a close. Here follows a list of some of the most significant space events of the year that was. Japan and Intuitive Machines land on the moon — sort of 2024 saw a ...
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Iranian First Vice President Mohammad Mokhber (right) attends the emergency meeting, held by government council, following the death of Iranian President Ebrahim Raisi and other senior government ...
NASA Venture Class Launch Services 2 (VCLS 2) Mission Two, [4] officially known as VCLS Demo-2FB. The ELaNa 43 mission, consisting of 8 CubeSats, [5] will launch on this flight. [6] Mission designated "Noise of Summer". 4 July 22:49 [9] [10] Long March 6A: 6A-Y7 Taiyuan LA-9A CASC: Tianhui 5C CNSA: Low Earth Earth observation: In orbit ...
1971: The first space station, Salyut 1, is launched. 1971: IBM developed and released the world's first floppy disk and disk drive. [504] 1972: The first video game console, used primarily for playing video games on a TV, is the Magnavox Odyssey. [505] 1973: The first fiber optic communication systems were developed by Optelecom. [506]
Through the centuries, it has made many significant inventions and discoveries in biology, physics, chemistry, mathematics, astronomy, and other sciences. In 2019, Italy was the world's sixth-highest producer of scientific articles, publishing more than 155,000 documents. [6] From 1996 to 2000, it published two million. [7]