LiveScience

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  • What is Dark Matter?

    917 views 3 months ago
    First and perhaps most perplexingly, researchers remain unsure about what exactly dark matter is. Originally, some scientists conjectured that the missing mass in the universe was made up of small faint stars and black holes, though detailed observations have not turned up nearly enough such objects to account for dark matter's influence.

    Astrophysicist Paul Sutter explains what #darkmatter is and how physicists can determine the invisible substance exists. Watch his other #physics explainer here: https://www.youtube.com/cha......


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    For the science geek in everyone, LiveScience.com breaks down the stories behind the most interesting news and photos on the Internet, while also digging up fascinating discoveries that hit on a broad range of fields, from dinosaurs and archaeology to wacky physics and astronomy to health and human behavior. If you want to learn something interesting every day, #LiveScience is the place for you. Show less
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  • Coronavirus Play all

    • The Coronavirus Didn't Really Start at That Wuhan Wet Market - Duration: 5 minutes, 38 seconds.

      LiveScience
      • 4 days ago
      • 775 views
      It looks like early reports that COVID-19 first infected humans at a particular #WuhanWetMarket were wrong. Instead, the live animal market may have been the site of a #superspreader event, where o...

    • Will "Pooled Testing" Work in America? - Duration: 4 minutes, 37 seconds.

      LiveScience
      • 5 days ago
      • 402 views
      China recently launched a campaign to test every one of Wuhan's 11 million residents for the virus. Less than two weeks into the drive, the city has tested about 6.5 million residents, but how coul...

    • Coronavirus Does Kill More Than Flu—Times 20 - Duration: 2 minutes, 6 seconds.

      LiveScience
      • 1 week ago
      • 23,101 views
      The new coronavirus is not "just another flu." A study finds that U.S. deaths per week from COVID-19 may be more than 20 times higher than flu deaths. Read more about the research and statistics he...

    • MODERNA Vaccine Shows Promise in Early Results - Duration: 2 minutes, 49 seconds.

      LiveScience
      • 1 week ago
      • 781 views
      The vaccine seems safe and able to prompt the body to produce antibodies against the coronavirus at levels comparable to a natural infection. Read more about the new results here: https://www.lives...

    • CDC Incorrectly Combines COVID-19 Data - Duration: 3 minutes, 8 seconds.

      LiveScience
      • 1 week ago
      • 71,221 views
      The CDC and several states have been reporting COVID-19 diagnostic and antibody test results together, but that's a mistake. Health Reporter Nicoletta Lanese explains the discrepency between the tw...

    • COVID-19 Affects Some More Than Others, Why? - Duration: 7 minutes, 22 seconds.

      LiveScience
      • 2 weeks ago
      • 301,058 views
      The novel coronavirus causing COVID-19 seems to hit some people harder than others, with some people experiencing just mild symptoms and others being hospitalized and requiring ventilation.

      These...

    • Did It Start in the Wuhan Lab? Educated Guesses Say No... But Maybe? - Duration: 2 minutes, 25 seconds.

      LiveScience
      • 1 month ago
      • 177,753 views
      Where did SARS-CoV-2 come from? Several ideas have been put forward from natural-borne in bats, an escape from a lab in Wuhan and others. Here's the murky origin story of the novel coronavirus: htt...

    • Why Are Men Affected by COVID-19 More Than Women - Duration: 4 minutes, 19 seconds.

      LiveScience
      • 1 month ago
      • 3,482 views
      The novel coronavirus tends to affect men more severely than it does women. Though nobody can yet explain the oddity, researchers are hot on the case. Live Science Editor Laura Geggel goes through ...

    • Was That Coronavirus You Had in January? - Duration: 3 minutes, 39 seconds.

      LiveScience
      • 4 weeks ago
      • 2,641 views
      Did you already get COVID-19 when it first appeared in the states? While the first reported deaths were in early February, chances that you have had it are probably low. Or just get the antibody te...

    • Skin Rashes Tied to COVID-19 - Duration: 2 minutes, 10 seconds.

      LiveScience
      • 3 weeks ago
      • 2,117 views
      The rashes can take many forms — some appear as tiny red spots, while others appear as larger flat or raised lesions. Some have a hive-like appearance, while others look like frostbitten toes.
      For...

    • Coronavirus Causes Damage in Various Organs - Duration: 114 seconds.

      LiveScience
      • 1 month ago
      • 3,379 views
      Doctors are seeing patients with severe symptoms who are developing damage in various organs, from the kidneys to the heart. For more information, read the full article: https://www.livescience.com...

    • Can You Get COVID-19 Twice? - Duration: 4 minutes, 51 seconds.

      LiveScience
      • 4 weeks ago
      • 12,197 views
      How long does immunity to SARS-CoV-2 last? We still don't know! But in the meantime learn more about the antibody tests and pending coronavirus updates here: https://www.livescience.com/coronavirus...
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    Videos of the weird and wonderful animals found around the world.
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  • Explained Play all

    • The Secret Behind X-Shaped Galaxies - Duration: 3 minutes, 47 seconds.

      LiveScience
      • 2 weeks ago
      • 9,934 views
      PKS 2014−55 is an X-shaped radio galaxy (XRG), an unusual type of galaxy that looks like an enormous X in the night sky when imaged in radio wavelengths. The long arms of the X — each one about 100...

    • What is Epidemiology? - Duration: 2 minutes, 11 seconds.

      LiveScience
      • 1 month ago
      • 1,501 views
      Yes it's where #flattenthecurve comes from, but Epidemiology covers more ground than memes. Basically it is a field of science that aims to understand the distribution of disease in populations, an...

    • Why celebrate Earth Day? - Duration: 3 minutes, 7 seconds.

      LiveScience
      • 1 month ago
      • 2,159 views
      What are your favorite facts about Earth?

      To celebrate the 50th anniversary of Earth Day, Live Science asked scientists to share their favorite facts about our home planet. These researchers marv...

    • What is Dark Matter? - Duration: 2 minutes, 55 seconds.

      LiveScience
      • 3 months ago
      • 917 views
      First and perhaps most perplexingly, researchers remain unsure about what exactly dark matter is. Originally, some scientists conjectured that the missing mass in the universe was made up of small ...

    • Flu Shot Facts & Side Effects - Duration: 3 minutes, 8 seconds.

      LiveScience
      • 2 years ago
      • 13,094 views
      The seasonal flu shot is a yearly vaccine administered to protect against the flu, or influenza. Here are the facts and side effects of the shot.

    • Hydrogen VS Atomic Bomb - Duration: 2 minutes, 3 seconds.

      LiveScience
      • 2 years ago
      • 400,397 views
      Hydrogen bombs, or thermonuclear bombs, are more powerful than atomic or "fission" bombs. The difference between thermonuclear bombs and fission bombs begins at the atomic level.


      Videos • Explain...

    • How Greenhouse Gases Warm the Planet - Duration: 76 seconds.

      LiveScience
      • 1 year ago
      • 412 views
      Greenhouse gases like carbon dioxide absorb radiation and release it back toward Earth, causing our planet to warm up over time.

    • What Does Your Liver Do? - Duration: 2 minutes, 7 seconds.

      LiveScience
      • 8 months ago
      • 525 views
      The liver is one of the body's most important organs, performing hundreds of vital functions. Learn more @ https://www.livescience.com/44859-liver.html

    • Can You Get the Measles If You’re Vaccinated? - Duration: 82 seconds.

      LiveScience
      • 1 year ago
      • 2,368 views
      Measles cases continue to rise in the U.S. this year. Here’s how to know if you’re protected. Full story: https://www.livescience.com/65242-measles-vaccine-protect...

    • What is Manhattanhenge? - Duration: 3 minutes, 8 seconds.

      LiveScience
      • 1 year ago
      • 5,554 views
      **2019 takes place on Wednesday, May 29, 2019 at 8:13pm and Thursday, May 30, 2019 at 8:12pm, and Friday, July 12, 8:20 pm and Saturday, July 13, 8:21 pm.**

      Sunsets in New York City can be spectac...

    • What is Schrödinger’s Cat? - Duration: 3 minutes, 37 seconds.

      LiveScience
      • 4 months ago
      • 3,398 views
      In physics, Schrödinger's cat is a thought experiment in which a cat is trapped in a box with a particle that has a 50-50 chance of decaying. If the particle decays, the cat dies; otherwise, the ca...

    • Astronomers Struck Gold! - Duration: 77 seconds.

      LiveScience
      • 1 year ago
      • 1,725 views
      Scientists think they've found the ancient neutron star crash that showered our solar system in gold. A nearby neutron star collision may have rained bling on our solar system when it was a baby! F...
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    Science for the People: Surprising discoveries and fascinating researchers.
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