Body age
How Old Is Your Body, Really? save video - - Have you ever heard the statement that the cells in your body are completely replaced every seven years? Is this true? In this beautifully illustrated episode ofSkunk Bear, NPR’s Adam Cole explores how long our different body tissues and cell types last… brand new fingernails every six months, 2-7 years for the hair on our heads, new skeletal muscles every 15 years, and more. Come for the quick facts and stay for the poetry of what remains with us for all of our lives. By the way, how did scientists determine all of these differen... mais »
Life in the Cloud
Invisible Nature: Life in the Cloud Scientists are looking skyward to explore one of biology’s last frontiers, and discovering a rich diversity of microbial life high above our heads. Directed by Flora Lichtman
Life is quantum
ESSAY Life is quantum Weird quantum effects are so delicate it seems they could only happen in a lab. How on Earth can life depend on them? by Johnjoe McFadden
Records?
Are We Reaching the End of World Records? Scientific American Volume 315, Issue 2 Are We Reaching the End of World Records? As we near the limits of human strength and speed, technology and culture keep moving the finish lineBy Karl J. P. Smith on August 5, 2016 In 1896 Charilaos Vasilakos won the first modern marathon, a qualifying race for Greece’s Olympic team, with a time of three hours and eighteen minutes. Today that would not even qualify him for the Boston Marathon. Since the beginning of the modern Olympic Games world records in every sport have advanced sharply, driven by fa... mais »
US Best Hospitals
U.S. News & World Report Announces the 2016–17 Best Hospitals Mayo Clinic recognized as nation’s No. 1 hospital; new rankings include four new surgeries, expanded Honor Roll and updated methodologies. Aug. 2, 2016, at 12:01 a.m. Washington, DC – August 2, 2016 – U.S. News & World Report today released its 27th annual Best Hospitals rankings to help patients make more informed health care decisions. U.S. News compared nearly 5,000 medical centers nationwide in 25 specialties, procedures and conditions. This year the Mayo Clinic in Rochester, Minnesota, is No. 1 on the Honor Roll, which... mais »
Amyloid, Tau, Dementia
First Amyloid, Then Tau, Then DementiaTau imaging study: these pictures may be worth more than 1,000 words - SAVESAVED - [image: author name] - by Kristina Fiore *Associate Editor, MedPage Today* Action Points - - In one of the first studies of its kind, tau imaging was able to distinguish patients with Alzheimer's disease from those without, researchers reported. In a study of 59 patients, [18F]-AV-1451 PET imaging distinguished Alzheimer's patients from those with normal cognition (AUC 0.89 to 0.98), and elevated tau was tied to volume loss in the ... mais »
Autoimmune diseases
DAILY NEWS 29 July 2016 Autoimmune diseases may be side effect of a strong immune system [image: A lymphocyte seen through an electron microscope] The immune system has much at its disposal, including specialist cells (above) and antibodies David Scharf/Science Photo Library By Viviane Callier Evolution could be to blame for our autoimmune diseases, such as lupus, multiple sclerosis and rheumatoid arthritis. For the first time, we have evidence that people who are more susceptible to disorders of this kind are that way because their immune system is better equipped to combat dangerous... mais »
Hearing Loss
Part of Brain That Compensates for Hearing Loss in Elderly Identified NEUROSCIENCE NEWSAUGUST 4, 2016 *Summary: Researchers have identified a specific part of the brain that older adults use to differentiate speech sounds in background noises.* *Source: Baycrest Center for Geriatric Care.* [image: Image shows brain scans.]*Researchers have pinpointed the specific part of the brain that older adults rely on to differentiate speech sounds in background noise, which could revolutionize the treatment of hearing loss.* *Regions with significant phoneme classification at the NoNoise conditio... mais »
Barack Obama: Love
Young Barack Obama on What His Mother Taught Him About Love“Perhaps that’s how any love begins, impulses and cloudy images that allow us to break across our solitude, and then, if we’re lucky, are finally transformed into something firmer.”BY MARIA POPOVA [image: Young Barack Obama on What His Mother Taught Him About Love] In 1990, a promising law student and writer not yet thirty was elected as the first African-American president of the *Harvard Law Review*. His editorial work for the journal impressed the publishers of the *The New York Times* imprint into offering him a book deal ... mais »
WHO - Dementia
Dementia Fact sheet April 2016 Key facts - Dementia is a syndrome in which there is deterioration in memory, thinking, behaviour and the ability to perform everyday activities. - Although dementia mainly affects older people, it is not a normal part of ageing. - Worldwide, 47.5 million people have dementia and there are 7.7 million new cases every year. - Alzheimer's disease is the most common cause of dementia and may contribute to 60–70% of cases. - Dementia is one of the major causes of disability and dependency among older people worldwide. - D... mais »
Eras of time
- Live Science - Planet Earth Eras of Time Since the Beginning (Infographic) By Karl Tate, Infographics Artist | April 22, 2016 01:04pm ET [image: Eras of Time Since the Beginning (Infographic)]
Body Energy
Aloyzio AchuttiemAMICOR - Há 3 diasHow Your Body Uses Energy By Purch Creative Ops | July 28, 2016 05:24pm ET [image: How Your Body Uses Energy]
Smoker: Endothelial Distress
Ex-Smokers With COPD Have Persistent Endothelial Distress CME/CE
The Olympics
Rio de Janeiro’s Forgotten Legacy of Slavery Shadows the OlympicsWhile many public records about the extent of slavery have been destroyed, the past—with which Brazil has never truly reckoned—cannot easily be forgottenAs the soft glow of the sun began to rise over the piazza at the heart of thiscity’s Olympic celebrations, the statue of the Viscount of Mauá, from whom this square takes its name, silhouettes against the amber sky. The Olympic flame will soon be burning nearby. An extravagant Museum of Tomorrow, designed by the Spanish architect Santiago Calatrava, juts out into Guana... mais »
No comments:
Post a Comment