Coal tar is mainly the thick, black, liquid byproduct of hot coal without air, which produces coal gas and other chemicals like phenols, naphthalene, and benzene. Mainly used for making roads, dyes, ...

Castor oil vs coconut oil for winter hair care, know which oil controls dandruff, boosts hair growth, and keeps your scalp healthy during cold weather.

Dandruff is viewed widely as a personal hygiene issue, with common causatives attributed to poor scalp cleansing habits and the use of inappropriate scalp products. Such a notion existed, though, ...

He contradicts that dirty hair is not the only cause of dandruff and says that it is caused by an overabundance of Malassezia globosa, a fungus that resembles yeast and feeds on scalp oils (sebum).

Looking to buy a hair serum to fight dryness and dandruff? Then you are just a hair serum away. Formulated with active ingredients that address the root causes of dandruff, such as excess oil, dryness ...

Q. For years, my scalp was itchy with powdery flakes. I finally read about a possible fungal reason for this and tried Nizoral shampoo. At first, I used it every time I washed my hair, about three ...

Left-wing podcast host Jennifer Welch expressed her joy at the election of New York City Mayor-elect Zohran Mamdani, saying it was a sign of the turning political tide against the White conservatives ...

New Zealand’s critically endangered kākāpō are not showing signs of antibiotic resistance. Yet. By Laura Baisas Published Oct 21, 2025 1:58 PM EDT Get the Popular Science daily newsletter💡 ...

Sleep, pink eye, and allergies may cause you to have crusty eyes. You can apply a warm compress to soften and gently remove eye crusts. Try washing your eyelids daily with baby shampoo to keep them ...

Imagine leaving your shiny metal bicycle outside in the rain. As water pools on its surfaces, oxygen from the air lingers nearby, and together they begin to quietly attack the metal. The iron in the ...