Search results for “phenomenon”

7 Signs It is Not Depression, But Sadness

Major depression or clinical depression is when you're depressed on most days, losing interest in normal activities and relationships, for at least 2 weeks or more. Major depression include depressive symptoms like fatigue, feelings of worthlessness, impaired concentration, insomnia or hypersomnia,

Why do sunflowers turn in one direction?

Young sunflowers turn their head towards the sun. This phenomenon is known as heliotropism. Responsible for this movement is reciprocal growth. Author: ZDF/Terra X/Sabine Müller/Malik Alpoguz/Maximilian Mohr Translation and dubbing: alugha Click here to see more videos: https://alugha.com/TerraX

ScienceCasts: Twinkle Twinkle GPS

Dynamic bubbles of ionization in Earth's upper atmosphere can cause GPS signals to "twinkle" like stars, affecting the quality of navigation on Earth below. NASA recently conducted a mission called CINDI to investigate this phenomenon. Visit http://science.nasa.gov/ for more. Click here to see mor

The Grand Canyon: How It Formed

The theory of how the Grand Canyon was formed is shown in this animation from NOVA, and features rare footage of a phenomenon known as debris flow. CREDITS: https://www.pbslearningmedia.org/credits/ess05.sci.ess.earthsys.canyon/ LICENSE: https://www.pbslearningmedia.org/help/full-license-for-secti

ScienceCasts: Space Vision

Many astronauts report a blurring of their eyesight in microgravity. Researchers are trying to get to the bottom of this phenomenon before astronauts travel to Mars and beyond. Visit http://science.nasa.gov/ for more. http://www.nasa.gov/station http://www.nasa.gov/mission_pages/station/research/e

Deep Ocean Volcanoes

Learn about underwater volcanoes and the discovery of the erupting deep-ocean volcano West Mata. The video provides students with the opportunity to visualize a phenomenon that is too dangerous and too remote to experience. Students view a visualization of the ocean floor as well as footage that cap

Clouds in Weather Patterns

Learn about factors, such as wind, moisture, temperature, and air pressure, at a regional level that help produce the weather that people experience locally. This video provides students with the opportunity to visualize a phenomenon that is too big and too remote to experience in a classroom. Stude

Earth System: El Nino

The climatic phenomenon known as El Niño is a disruption of the ocean-atmosphere system in the tropical Pacific that impacts weather and climate around the globe. An El Niño occurs every four to twelve years, causes die-offs of plankton and fish, and affects Pacific jet-stream winds, altering storm

The Quantum Spin Hall Effect and its importance

For more Science Videos: https://lt.org/ * The quantum spin Hall effect was first proposed by Kane and Mele in 2005. In this video, LAURENS MOLENKAMP outlines how his team’s focus on mercury telluride has provided notable insights into this phenomenon. * Conducting transport experiments on special