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4 天前 · Christa McAuliffe, payload specialist, teacher. Inquiries. Rogers Commission Report. On January 28, 1986, the Space Shuttle Challenger broke apart 73 seconds into its flight, killing all seven crew members aboard.
1 天前 · The tiger ( Panthera tigris) is a member of the genus Panthera and the largest living cat species native to Asia. It has a powerful, muscular body with a large head and paws, a long tail and orange fur with black, mostly vertical stripes.
4 天前 · The Boeing 757 is an American narrow-body airliner designed and built by Boeing Commercial Airplanes . The then-named 7N7, a twinjet successor for the trijet 727, received its first orders in August 1978. The prototype completed its maiden flight on February 19, 1982, and it was FAA certified on December 21, 1982.
5 天前 · The orca (Orcinus orca), or killer whale, is a toothed whale that is the largest member of the oceanic dolphin family. It is the only extant species in the genus Orcinus.Orcas are recognizable by their black-and-white patterned body. A cosmopolitan species, they are found in diverse marine environments, from Arctic to Antarctic regions to tropical seas.
4 天前 · The Lockheed U-2, nicknamed " Dragon Lady ", is an American single- engine, high altitude reconnaissance aircraft operated from the 1950s by the United States Air Force (USAF) and the Central Intelligence Agency (CIA). It provides day and night, high-altitude (70,000 feet, 21,300 meters), all-weather intelligence gathering. [1]
2 天前 · The jaguar is threatened by habitat loss, habitat fragmentation, poaching for trade with its body parts and killings in human–wildlife conflict situations, particularly with ranchers in Central and South America. It has been listed as Near Threatened on the IUCN Red List since 2002.
2024年6月23日 · Less than a year after this incident his father died in a fly fishing accident when the family was vacationing near Arcata in Northern California. He slipped after entering the Trinity River, part of the Six Rivers National Forest, [33] and drowned before other fishermen could reach him.
