Public Health

Fumigating Grains Naturally

Fumigating Grains Naturally

Fumigation is important in reducing food waste.  Weevils, moths and borer beetles live in a very comfortable environment when in the middle of a silo or warehouse fill with grains, where they…
Predicting The Past Isn’t As Easy As It Sounds

Predicting The Past Isn’t As Easy As It Sounds

A recent article discussed the question of causation versus statistical association in cross-sectional epidemiology studies that evaluate the potential for chemicals to cause health effects. …
Weekend Science: The Sunscreen Value Of Beards

Weekend Science: The Sunscreen Value Of Beards

Facial hair can be a status symbol - as Sikh women say, they know their men have a full motor under the hood - but does it protect against sun damage, as commonly believed? The sun's most harmful…