The polymerase chain reaction (PCR) is a fast and inexpensive technique used to "amplify" - copy - small segments of DNA to enable testing.

Reiner Fuellmich has been spreading misinformation about the coronavirus based on his gross misinterpretation of the PCR Test. A scientist sets him straight

Alzheimer’s is only one dementia, and there are many others, currently about ten types. The problem is in identifying the individual’s precise dementia and treating it appropriately.

NOT JUST ANOTHER NIGHT AT a hockey game. The Canucks faced off against my Seattle Kraken. Sitting behind the arena glass, a young woman spies...