If a bird gets sick and must go down to land, two other birds will leave the group and stay with the sick bird until it is well and can fly again. A bird flying alone can fly about 150 miles in one day if the wind is strong to help it. But birds flying together can fly over...
Flying, for humans, seemed an impossible feat(成就). Yet, many continued to dream of flying as free as birds. One such dreamer was the great 15th- century artist and inventor Leonardo da Vinci(列奥 纳多 ·达· 芬奇). He studied the flight of birds and even designed his own flying ...
The US Navy has already made considerable progress in this area. In 2017 it demonstrated a swarm of 30 drones flying together. The idea is that the drones carry explosive warheads for kamikaze attacks, making them into miniature cruise missiles. The same approach has been used by Russia against...
Usually 750,000 people line the streets of London, between the traditional starting point in Greenwich, all the way to the Mall near Buckingham Palace, with thousands of runners all taking part together. Shura Kitata of Ethiopia sprinted to win the elite marathon after 19 la...
Anderson Cooper and Jorge Rickards, director of the nonprofit World Wildlife Fund in Mexico.60 Minutes Jorge Rickards: They are very, very vulnerable when they're on the floor. And the birds know that. And the mice know that. That's almost ready. There you go. ...
He studied the flight of birds and even designed his own flying machines, but they — and he — never left the ground. Five hundred years later, standing on a windy hill in North Carolina, in the U.S. I was about to make the dream come true. Unlike Leonardo, I had the help of ...
Flying, for humans, seemed an impossibility. Yet, many continued to dream of flying as free as birds. One such dreamer was the great 15th-century artist and inventor Leonardo da Vinci. He studied the flight of birds and even designed his own flying machines, but they - and he - never ...
A community of mobile homes tucked in between luxury mansions has been devastated by the Palisades Fire in Southern California. Maurice DuBois gets a birds-eye view of the wreckage. By Jordan Freiman https://www.cbsnews.com/live-updates/california-windstorm-fuels-pac...
71. (s)ixth 72. (l)arge 73. (w)ear 74. birds 75. Rules 76. won 77. music 78. proud 79. daily 80. cheered 81. were 82. father’s 83. fighting 84. the 85. to break 86. by 87. went 88. and 89. carefully 90. difficulties ...
ROME (AP) — A diver who spotted something metallic not far from Sardinia's coast has led to the discovery of tens of thousands of ancient bronze coins.