A study on the potential of SARS-virus-like bat coronaviruses to cause human disease has reawakened the debate on the risks and benefits of engineering viruses. Let’s go over the science and then see if any of the criticisms have merit. Read More
The TWiV team consults an epidemiologist to forecast the future scope of the Ebola virus epidemic in West Africa.
The Global Water Challenge (GWC) is a coalition of leading organizations in the water and sanitation sector. In this video GWC finalist David Kuria of Ecotact Limited, a Kenyan company dedicated to bringing public toilets to an area where there were only two for 60,000 people, discusses the need... Read More
This episode: Flu vaccine made by bacteria!
The virus that is causing alarm among global public health authorities after it killed a man in Jeddah, Saudi Arabia earlier this year and is now linked to two other cases of disease is a novel type of coronavirus most closely related to viruses found in bats, according to a genetic analysis to ... Read More
Enjoy this scientific spring scavenger hunt and find the answers to these 10 questions on the history of microbiology. The birth of microbiology revolved around many key discoveries beginning around the mid to late 1600’s. These discoveries were at the cutting edge of science at the time and th... Read More
A recent article published by The Scientist called Power Couples gave advice and examples for scientist couples who have successfully balanced their life at home and in the lab. It was interesting from the perspective of how two very busy and career motivated people work together to have it al... Read More
Hoy tenemos la suerte de contar con la compañía de Michael Z. Levy, Catedrático Asistente de Epidemiología en el Departamento de Bioestadística y Epidemiología de la Universidad de Pennsylvania, EE.UU.
Michael ha sido un incansable trabajador en el area de control/eliminación del vect... Read More
It is well known that virus populations display phenomenal diversity. Virus populations are dynamic distributions of nonidentical but related members called a quasispecies. This diversity is restricted in single cells, but is restored within two infectious cycles. Read More
Blogs, podcasts, and other new media outlets have changed the way people get their news. Immediate access to information presents new opportunities as well as challenges for science communication. Watch Carl Zimmer, science wr... Read More
Foot-and-mouth disease virus (FMDV) infects cloven-hoofed animals such as cattle, pigs, sheep, goats, and many wild species. The disease caused by this virus is a substantial problem for farmers because infected animals cannot be sold. Transgenic pigs have now been produced which express a short... Read More
In regard to your question as to cases of known alteration of host behavior by virus that increases the rate of contact among hosts (Twiv 70), the most dramatic example is given by rabies. This extraordinary virus can convert a neurologically and behaviorally... Read More
Scientists at the National Institutes of Health (NIH) have created a protein that awakens resting immune cells infected with HIV and facilitates their destruction in laboratory studies. The protein potentially could contribute to a cure for HIV infection by helping deplete the reservoir of long-... Read More
Hyperthermophiles are microorganisms that can live in extremely hot conditions. Instead of photosynthesis, these organisms perform chemosynthesis to produce energy. Click "source" above to watch the Learning Channel's "It Came From Outer Space: Hyperthermophiles". Read More
As swine influenza reaches the U.S., a guide to what you need to know and what happens next. Plus, a look at pandemics past... Read More
New Massive Online Open Courses (MOOC) in Spanish about Pandemics and new viral infections.
This is a mini online open course about basic concepts of virus and pandemics. We answer questions as what is a virus?, how a virus multiplies inside a cell?, what is a pandemic?, why appear new influe... Read More
This episode: Microscopic parasites of fish and worms actually came from jellyfish-like animals, after losing most of their genome!
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