The grossest thing you touch every day, according to science

The Quick Take
You've likely already touched it about 47 times today. The post The grossest thing you touch every day, according to science appeared first on Popular Science .
Ground Level News aggregates headlines from public feeds. This page shows a short summary only; the full article and all rights belong to Popular Science.
Related
Science
Climate change is killing the plants of Uluṟu‑Kata Tjuṯa: Aṉangu traditional owners are concerned
When we hear that climate change is damaging natural environments, it conjures images of rising seas eroding coastlines, or heat waves bleaching the Great…
Science
Collective human metabolism produces 2 billion metric tons of CO₂ a year, global study estimates
A University of Bath–led study has estimated that the carbon dioxide produced by humans as our bodies turn food into energy rose by 74% between 1985 and 2015,…
Science
Amazon’s early Black Friday deals have started and these 21 products are at their 2026 lows
Amazon already has nearly two dozen popular products at the lowest prices of the year. The post Amazon’s early Black Friday deals have started and these 21…
Science
Mars dust may be less abrasive than lunar dust, spacesuit samples suggest
Tucked away among its sensors, cameras and navigation tools, NASA's Mars rover Perseverance is wearing small swatches of spacesuit material. A rover doesn't…
