Coronavirus in the US: Latest COVID-19 news and case counts By Live Science Staff The U.S. has now confirmed more than 1.8 million COVID-19 cases and about 108,009 related deaths.
Face masks may reduce COVID-19 spread by 85%, WHO-backed study suggests By Rachael Rettner The WHO-backed study found that face masks and eye protection really do prevent spread of COVID-19.
Do face masks really reduce coronavirus spread? Experts have mixed answers. By Stephanie Pappas The bulk of evidence suggests that face masks might help contain coronavirus, but only a little.
Who created the polio vaccine? By Kimberly Hickok In the early 1950s, Dr. Jonas Salk and Dr. Albert Sabin each found a way to protect the world from poliomyelitis, the paralysis-causing disease commonly known as polio. Here's how they did it.
Live Science podcast 'Life's Little Mysteries' 31: Mysterious sneezing By Live Science Staff In this episode of Life's Little Mysteries, we'll take a closer look at an involuntary bodily function that can sometimes be a little explosive: sneezing.
New human-mouse chimera is the most human yet By Yasemin Saplakoglu The mouse-human embryo contains up to 4% human cells.
Here's what office life could look like amid COVID-19, according to new CDC guidelines By Rachael Rettner The guidelines recommended offices take a number of steps to help keep workers safe.
Live Science podcast 'Life's Little Mysteries' special report: Coronavirus (May 28) By Live Science Staff In this special episode of Life's Little Mysteries, we'll give you the latest news and answer frequently asked questions about the new coronavirus and COVID-19.
Wuhan tested millions of people for COVID-19 in just days. Could US cities do the same? By Nicoletta Lanese By pooling swab samples, Wuhan ramped up its testing capacity. But the approach won't work everywhere.
How COVID-19 might affect a pregnant woman's placenta By Rachael Rettner Most of the 16 women in the study showed signs of abnormal blood flow in their placentas, but delivered healthy babies.
The coronavirus didn't really start at that Wuhan 'wet market' By Rafi Letzter It looks like early reports that COVID-19 first infected humans at a particular live animal market in Wuhan were wrong.
Oldest 'nearly complete' HIV genome found in forgotten tissue sample from 1966 By Stephanie Pappas A newly discovered HIV genome confirms the early spread of the virus.
Giant viruses spew their DNA through a 'stargate.' Now, scientists know what triggers them. By Nicoletta Lanese Scientists combined several techniques to study the massive viruses in action.
Coronavirus vaccine developed in China shows promise after early study in 100 people By Rachael Rettner A potential coronavirus vaccine developed in China appeared safe and able to generate an immune response after an early trial in more than 100 people.
The coronavirus 'does not spread easily' from touching surfaces or objects, CDC says By Yasemin Saplakoglu Still, spread through contaminated surfaces remains "possible," agency says
Live Science podcast 'Life's Little Mysteries' special report: Coronavirus (May 21) By Live Science Staff In this special episode of Life's Little Mysteries, we'll give you the latest news and answer frequently asked questions about the new coronavirus and COVID-19.
The CDC is lumping positive COVID-19 viral and antibody tests together. Here's why that's bad. By Nicoletta Lanese The CDC and several states have been reporting COVID-19 diagnostic and antibody test results together.
Mysterious inflammatory syndrome tied to COVID-19 is showing up in adults in their early 20s By Rachael Rettner A mysterious inflammatory syndrome tied to COVID-19 that has been reported in children is now also turning up in young adults in their early 20s.
50 days in lockdown, 30 days of relaxation, could help contain COVID-19 pandemic By Rachael Rettner The study found that alternating between 50 days of strict lockdown and 30 days of relaxation of these measures could control the outbreak.
