An estimated 71 million people are living with the hepatitis C virus, not 130 million to 150 million, as previously believed. Ramon Andrade/Science Source
A new World Health Organization (WHO) report chops the estimated number of people around the world living with the liver-damaging hepatitis C virus (HCV) in…
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Far to the right side of the decimal point—beyond milli, micro, nano, pico, and femto—lives the atto, the metric prefix representing 10-18. Slap it in…
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Brazilian soldiers last year led a battle against Zika in a door-to-door campaign about how to control mosquitoes that carry the disease. EVARISTO SA/AFP/GETTY IMAGES
Close relatives have complicated relationships with each other even in the viral world. A new mouse study shows that if the animals have antibodies from…
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Bill Steiger in January spoke at an event that offered the Trump administration advice about how to prepare for the next pandemic. Georgetown University
William “Bill” Steiger, a global health official under former President George W. Bush who crossed swords with many scientists, is now advising President Donald Trump.…
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A new patent claim and legal maneuvering have enlivened the fight over who controls rights to CRISPR, a genome-editing method. Mopic/Alamy Stock Photo
The European Patent Office (EPO) announced on 23 March its “intention to grant a patent” to the University of California (UC) for its broad-based claims…
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As good chefs stress, presentation matters. The same holds true for vaccinemakers, who know that how you deliver the ingredients powerfully affects potency. Now, researchers…
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Muhammad Ali Pate was one of three candidates to lead the Global Fund, but the group has decided to reopen its search. DFID/Flickr (CC BY SA 2.0)
Leaks. Concerns about alienating President Donald Trump. Allegations about conflicts of interest. All of those reasons factored in to a surprise decision today by the…
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HIV surface proteins (salmon) rapidly mutate to dodge antibodies (lime and blue) so some vaccines direct immune responses to viral pieces that rarely change. Donald Bliss and Sriram Subramaniam/NIH
SEATTLE, WASHINGTON—Positive results from small clinical studies without control groups often get dismissed as anecdote, and for good reason: Many don’t pan out in more…
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University of California attorney Todd Walters addresses the three judges presiding over the CRISPR patent hearing. Credit: Dana Verkouteren
The U.S. Patent Trial and Appeal Board ruled today in favor of the Broad Institute in Cambridge, Massachusetts, in the initial legal step of a…
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