What’s in wildfire smoke and why it’s so bad for your lungs

The health impact of wildfire exposure depends in part on the fire itself and how much smoke a person breathes in, how often and for how long. Source: https://earthsky.org/human-world/what-is-in-wildfire-smoke…

These dogs are trained to sniff out the coronavirus

Scientists have been working with professional trainers in South Australia, Victoria and New South Wales to train dogs to sniff out Covid-19. Most of the dogs have a 100% success rate. Source: https://earthsky.org/human-world/dogs-trained-to-smell-detect-coronavirus-covid19…

Does coronavirus linger in the body?

Some viruses can hide out in the body and reemerge at later times. Which viruses do this, and can the new coronavirus do this too? Source: https://earthsky.org/human-world/does-coronavirus-linger-in-body-immune-system-covid…