Menu Close

Articles on COVID-19

Displaying 1481 - 1500 of 7973 articles

A virus’s genes hold a record of where it’s traveled, and when. imaginima/E+ via Getty Images

Charting changes in a pathogen’s genome yields clues about its past and hints about its future

After a nose swab tests positive for a virus or bacteria, scientists can use the sample’s genetic sequence to figure out where and when the pathogen emerged and how fast it’s changing.
However Rodgers came to his decision to remain unvaccinated, he did not follow the tenets of critical thinking. Patrick McDermott/Getty Images Sport via Getty Images

Aaron Rodgers dropped the ball on critical thinking – with a little practice you can do better

Critical thinking means seeking out new information – especially facts that might run contrary to what you believe – and being willing to change your mind. And it’s a teachable skill.
The omicron variant possesses numerous mutations in the spike protein, the knob-like protrusions (in red) that allow the virus to invade other cells. Juan Gaertner/Science Photo Library via Getty Images

Will omicron – the new coronavirus variant of concern – be more contagious than delta? A virus evolution expert explains what researchers know and what they don’t

It’s too early to say whether the newly identified omicron variant is going to overtake delta. But particular mutations in the new strain have researchers deeply concerned.

Top contributors

More