Tornado Videos

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  Physicists, Engineers Capture Lightning with Tethered Rockets

  To study lightning, scientists use rockets connected to the ground by wires. They fire the rockets into clouds, triggering electrical discharges, and storing their power. They have found that ... > more
• Weather
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  Meteorologists See Future of Increasingly Extreme Weather Events

  While raising average global temperatures, climate change could also bring more snow, harder rain, or heat waves, meteorologists say. Computer models based on climate data from nine countries ... > more
• Detectors
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  Civil Engineers Develop Inexpensive System to Assess Damage after Natural Disasters

  A new wireless system assesses injury in a structure after it is hit by a natural disaster such as a hurricane. When a building shakes, sensors records the frequency of the movement. This data is ... > more
• Insects (including Butterflies)
  Endangered Plants
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  Insect Ecologist Spearheads Creation of Oases for Endangered Butterflies

  Waystations for monarch butterflies are sprouting up around the country. With milkweed plants and flowers such as zinnias that produce lots of nectar, these gardens will provide oases for the ... > more
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  Meteorologists Can Now Issue Precise Local Excessive-Heat Warnings

  Heat kills more people than tornadoes, hurricanes, lightning and flash floods -- combined. The National Weather Service now gives heat-wave warnings to better forecast local conditions for 16 ... > more
• Severe Weather
  Hurricanes and Cyclones
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  Using Radar, Meteorologists See Increase in Hurricane-Made Tornadoes

  Tornadoes can form when hurricanes make landfall, as their winds at ground level slow down, while the winds near the top keep their momentum. Data from 2004 show this tendency seems to have ... > more
• Weather
  Severe Weather
  Global Warming
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  Meteorologists Discover How Monsoon Affects Summer Weather

  Traveling to the coast of Western Mexico, U.S. researchers are studying the North American Monsoon, which brings humid air and heavy rain by blowing winds from the ocean. Studying the monsoon will ... > more

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