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1 dzień temu · Enrico Fermi (Los Alamos 1945) The Fermi paradox is the discrepancy between the lack of conclusive evidence of advanced extraterrestrial life and the apparently high likelihood of its existence. As a 2015 article put it, "If life is so easy, someone from somewhere must have come calling by now." Italian-American physicist Enrico Fermi's name is associated with the paradox because of a casual ...
1 godzinę temu · The GTFS feed and real-time PT location stream were processed to calculate scheduled and real PT networks. Hence, we use a selection of 399 planned and real daily public transport schedules already collected by the system. ... Trips were generated for random times for hours between 6 AM and 8 PM. ... H., Toivonen, T.: Longitudinal spatial ...
1 dzień temu · They can memorize the locations of multiple food sources, and can retain memories for at least 48 days. ... The average sleep time of a domestic cow is about 4 hours a day. Cattle do have a stay apparatus, ... (response to isolation during handling) has been calculated as 0.36 and 0.46 for habituation to handling.
1 godzinę temu · After invention of spectroheliographs and monochromatic filters, flares began to be observed much more often in Hα and some other chromospheric spectral lines.An Hα monochromatic image of a flare often shows two bright ribbons, the distance between which increases with time (Fig. 10.2).The area of emitting regions is from several millionths to several thousandths of the solar hemispheres.
1 dzień temu · The downtown Charleston waterfront on the Battery. Charleston is the most populous city in the U.S. state of South Carolina, the county seat of Charleston County, and the principal city in the Charleston metropolitan area. The city lies just south of the geographical midpoint of South Carolina's coastline on Charleston Harbor, an inlet of the Atlantic Ocean formed by the confluence of the ...
1 dzień temu · The Quran is viewed to be the scriptural foundation of Islam and is believed by Muslims to have been sent down by God (Arabic: الله, romanized: Allah) and revealed to Muhammad by the angel Jabreel ().The Quran has been subject to criticism both in the sense of being the subject of an interdisciplinary field of study where secular, (mostly) Western scholars set aside doctrines of its ...
1 dzień temu · Stick or pin the cross to the top of your stick through the middle point. Blow on the cups to make sure the cardboard spins around freely on the pin. Place the modelling clay on a surface outside, such as a wooden fence, a wall or a rock. Stick the sharpened end of the pencil into the clay so it stands up straight.
