Search:

Type: Posts; User: Bok

Page 1 of 20 1 2 3 4

Search: Search took 0.10 seconds.

  1. Concerns about Waning COVID-19 Immunity Are Likely Overblown

    The decline seen in some studies is normal, experts say. But scientists must wait to see whether infection confers long-term protection

    -- Read more on...
  2. Do Animals Really Anticipate Earthquakes? Sensors Hint They Do

    Cows, sheep and dogs increased their activity before tremors, seemingly reacting, in part, to one another

    -- Read more on...
  3. Plants Have Hormones, Too, and Tweaking Them Could Improve Food Supply

    Crops sense and respond to drought, pests and other stressors in surprising ways, researchers are discovering

    -- Read more on...
  4. One Mystery of Stonehenge's Origins Has Finally Been Solved

    Detailed testing of the chemical signature of the Neolithic monument’s most prominent large stones pinpointed where they came from

    -- Read more on...
  5. Strongest Evidence Yet Shows Air Pollution Kills

    The finding comes as the Trump administration has been rolling back clean air regulations

    -- Read more on...
  6. An Immune Protein Could Prevent Severe COVID-19--if It Is Given at the Right Time

    The antiviral interferon might help early but exacerbate disease in later stages

    -- Read more on...
  7. NASA's Ingenuity--the First Ever Off-World Helicopter--Is Set for a 'Wright Brothers

    Launching with the Perseverance rover, this technology demonstration could lead to revolutionary new capabilities in interplanetary exploration

    -- Read more on...
  8. World War II's Warsaw Ghetto Holds Lifesaving Lessons for COVID-19

    An outbreak of typhus in the densely packed walled enclosure was countered by adopting all-too-familiar public health measures

    -- Read more on ScientificAmerican.com...
  9. Scientists Unveil First Ever Pictures of Multiple Planets around a Sunlike Star

    The two giant worlds, each much larger than Jupiter, constitute only the third multiplanet system ever imaged

    -- Read more on ScientificAmerican.com...
  10. The Beautiful Things inside Your Head: Winners of the 10th Annual Art of Neuroscience

    The top works—and our favorites—range from interactive pieces to a pen-and-paper drawing

    -- Read more on...
  11. Japan Prepares for Hayabusa2's Daring Return to Earth

    In December the spacecraft will swing past our planet and drop off samples collected from an ancient asteroid

    -- Read more on...
  12. Quantum Tunneling Is Not Instantaneous, Physicists Show

    A new experiment tracks the transit time of particles burrowing through barriers, revealing previously unknown details of a deeply counterintuitive phenomenon

    -- Read more on...
  13. COVID-19 Pandemic Shows Telecommuting Can Help Fight Climate Change

    In cities with relatively clean electricity and long car commutes, widespread telework could reduce greenhouse gas emissions

    -- Read more on...
  14. Contact Tracing, a Key Way to Slow COVID-19, Is Badly Underused by the U.S.

    Despite tracing’s success in other countries, the U.S. government has failed to adequately fund or apply the tool

    -- Read more on ScientificAmerican.com...
  15. Experimental Blood Test Detects Cancer up to Four Years before Symptoms Appear

    The assay looks for stomach, esophageal, colorectal, lung and liver malignancies

    -- Read more on ScientificAmerican.com...
  16. Genes May Influence COVID-19 Risk, New Studies Hint

    DNA changes tied to immune reactions, a viral doorway and blood type could affect disease severity

    -- Read more on ScientificAmerican.com...
  17. The Best Way to Watch Comet NEOWISE, Wherever You Are

    Astronomer Jackie Faherty shares her tips for an ideal viewing experience

    -- Read more on ScientificAmerican.com...
  18. After Surgery, Black Children Are More Likely to Die Than White Children

    A study of nearly 200 U.S. medical centers found that even apparently healthy kids suffer racial disparities in complications associated with surgery

    -- Read more on ScientificAmerican.com...
  19. A Nixon Deepfake, a 'Moon Disaster' Speech and an Information Ecosystem at Risk

    A new video re-creates a history that never happened, showing the power of AI-generated media

    -- Read more on ScientificAmerican.com...
  20. Overcoming Psychological Biases Is the Best Treatment against COVID-19 Yet

    In responding to the pandemic, society may be hampered by cognitive and political beliefs that distort judgments and lead to irrational decisions

    -- Read more on ScientificAmerican.com...
  21. Second Coronavirus Strain May Be More Infectious--but Some Scientists Are Skeptical

    Researchers question whether a mutated viral strain that infected more cells in a lab dish is necessarily more transmissible among humans

    -- Read more on...
  22. Chinese Spacecraft Poised for First Mars Mission

    Tianwen-1 will attempt to send an orbiter, lander and rover to the Red Planet, a historically difficult destination

    -- Read more on...
  23. How Many Aliens Are in the Milky Way? Astronomers Turn to Statistics for Answers

    The tenets of Thomas Bayes, an 18th-century statistician and minister, underpin the latest estimates of the prevalence of extraterrestrial life

    -- Read more on...
  24. For Sustainable Oyster Harvesting, Look to Native Americans' Historical Practices

    Ancient trash heaps show the eastern coast’s original inhabitants managed oyster reefs for thousands of years

    -- Read more on...
  25. Babies' Mysterious Resilience to Coronavirus Intrigues Scientists

    COVID-19 is often mild in infants. Learning why could help scientists better understand the disease—and point the way toward possible treatments

    -- Read more on...
Results 1 to 25 of 500
Page 1 of 20 1 2 3 4