HealthDoes milk and other dairy really reduce the risk of colorectal cancer? Consuming dairy is increasingly being linked to a lower risk of colorectal cancer, but the true relationship between the two is hard to untangle Analysis
SpaceSpacecraft may need to be dirtier to keep astronauts healthy There may be logic in keeping spacecraft as sterile as possible, but this could inadvertently be affecting astronauts' health 51¶¯Âþ