The more nicotine you ingest, the higher the amount of cotinine in your urine. These substances are eventually eliminated through your kidneys as urine. Cotinine can be a marker to detect exposure ...

Urine is seen as a source of fertilizer because ... and hydrogen in the water to form solid percarbamide crystals. The crystals were then filtered from the water, ready for use as a fertilizer.

Their proposed method, outlined in a paper published in Nature Physics, relies on new diamond phononic crystals that they designed and fabricated, which can be used to engineer the local density ...

IIT Madras Director V Kamakoti courted controversy after he praised the "medicinal value" of cow urine while highlighting the need to protect indigenous cows and the importance of switching to organic ...