New research casts doubt on the idea that prior infections with garden-variety coronaviruses might shield some people, particularly children, amid the pandemic.
Tag: your-feed-science
AstraZeneca’s Vaccine Does Not Work Well Against Virus Variant in South Africa
The bad news, coming nearly a week after a million doses of the AstraZeneca-Oxford vaccine arrived in South Africa, was a big setback for the country.
Watch This Billion-Year Journey of Earth’s Tectonic Plates
A new simulation offers a different view of how the continents we live on drifted into their current configuration.
In the Oceans, the Volume Is Rising as Never Before
A new review of the scientific literature confirms that anthropogenic noise is becoming unbearable for undersea life.
The Skin-Deep Physics of Sidewinder Snakes
A close-up on snake skin helped scientists work out what might help certain snakes navigate sandy surfaces.
The Case of the Serial Sperm Donor
One man, hundreds of children and a burning question: Why?
This Ammonite Was Fossilized Outside Its Shell
The bizarre fossil is one of very few records of soft tissue in a creature better known as a whorled shell.
How the Coronavirus Turns the Body Against Itself
Some patients struggling with Covid-19 develop antibodies against their own tissues, scientists have found.
Is the Covid-19 Vaccine Effective Against New South African Variant?
Vaccines by Moderna and Pfizer-BioNTech effectively protect recipients. But in a worrying sign, they are slightly less effective against a variant found in South Africa.
In Crises, Vaccines Can Be Stretched, but Not Easily
Shortages of shots for yellow fever, polio and other diseases have led to innovative solutions even in very poor countries.