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BLUE DYE
Before 1850, Americans grew Dyer’s woad for blue dye; in the Great Basin, one infestation later grew from 12,000 to 150,000 acres in eight years- Tattoo that can vanish without being removed: Chemists develop multicolor ink that fades in sunlight and reappears with UV light in seconds
- Trump opens tax-free use of 'red' diesel to all as Republicans face midterm heat
- Tamannaah Bhatia’s Rs 80,000 saree's pallu hides a romantic design and centuries-old Indian craftTamannaah Bhatia left the internet enamoured in Karan Torani’s vibrant Sunehra Amaltas saree while she promoted her upcoming movie VVAAN, a...23 Sep, 2026, 03.06 PM IST
- Before the 1960s, Yellowstone’s Morning Glory Pool was deep blue. Visitors threw in pennies, rocks and garbage, and its color changedYellowstone National Park is grappling with an escalating issue of litter left by visitors. This debris often contaminates the park's delic...16 Sep, 2026, 06.59 PM IST
- Lake Michigan looks calm from shore, but a 2013 11 kg of red dye experiment revealed its hidden waters can spread far faster than scientists expectedA 2013 dye experiment in Lake Michigan revealed that water in the lake’s open interior can spread surprisingly quickly. Researchers traced ...09 Sep, 2026, 07.39 PM IST
- Michigan scientists in 2024 dyed a lake blue and added fertilizer to test if blocking sunlight could prevent algal blooms; rain washed away the dye and the water turned greenScientists dyed Peter Lake blue to test sunlight reduction for algal bloom prevention. Repeated rainfall washed out the dye, allowing algae...06 Sep, 2026, 02.20 PM IST
- Malay proverb of the day: 'Because of a drop of blue dye, a whole pot of milk is...' - this powerful proverb teaches inspiring life lessons on ripple effect of our actions, why one small mistake can have lasting consequences and why thinking before you act is importantMalay proverb of the day: A Malay saying highlights how minor actions can cause major disruptions. One small mistake can contaminate a whol...01 Sep, 2026, 10.19 PM IST
- Chemical sector: Although long, there is a way around China trouble; combine 20 stocks to get your portfolio’s chemistry rightFor the chemicals sector, it all depends on a transformation that is still unfolding and will take years to play out. Backward-integration ...17 Aug, 2026, 11.07 AM IST
- In 1897, a German chemist while trying to ease his father’s rheumatic pains accidently developed a drug still widely used as an over-the-counter medication around the world: How did Felix Hoffmann invented Aspirin?In 1897, a German chemist while trying to ease his father’s rheumatic pains accidentally developed a drug still widely used as an over-the-...09 Aug, 2026, 01.05 AM IST
- In 2023, San Diego researchers released bright pink dye into an estuary plume to study how runoff moves through breaking surfResearchers dyed ocean water pink to track storm runoff at Torrey Pines. This experiment, called PiNC, used non-toxic dye released into Los...01 Aug, 2026, 05.02 PM IST
- US ice cream makers to scoop out synthetic dyes under RFK Jr. pushUnder pressure from Health Secretary Robert F. Kennedy Jr., major US ice cream makers, represented by the IDFA, have committed to phasing o...15 Jul, 2025, 07.19 AM IST
- Watch: Brazil’s Jundiaí River, ducks, and fish turn bright blue; What caused it and how officials are responding nowA truck accident in Sao Paulo, Brazil, caused a chemical spill. The blue dye leaked into the Jundiai River, changing its color. Emergency t...20 May, 2025, 05.07 PM IST
- Robert F. Kennedy Jr.'s viral video sparks mystery over blue liquid. What Is Methylene Blue?Robert F. Kennedy Jr. was seen on a plane adding a blue liquid to his drink, leading to online speculation. The substance is believed to be...06 Feb, 2025, 08.38 PM IST
- Voters, enough of showing the fingerThe practice of displaying inked fingers after voting has become a cliché, with social media flooded with similar poses. While it's underst...21 May, 2024, 11.33 PM IST
- Winter Olympics: What are those blue lines on the snow? Your biggest skiing questions are answeredThe dye is also often used as a reference point for coaches and racers to identify when to start turns, which can sometimes be a few feet a...08 Feb, 2022, 04.57 PM IST
- Dyeing to survive: Textiles that help the Earth breatheSustainable practices by the textile industry can generate employment and benefit the economy.31 Jul, 2019, 10.34 AM IST
- Blue jeans, green drive08 Feb, 2018, 09.32 AM IST
- Technology for blue jeans developed in Peru 6,000 years agoWashington, Sep 15 (IANS) We may have Peruvians to thank for our favourite blue jeans as researchers have traced the earliest use of indigo...15 Sep, 2016, 02.33 PM IST
- Novel rewritable paper that doesn't need inkResearchers have developed a novel rewritable paper that can be written on and erased 20 times with no significant loss in contrast or reso...03 Dec, 2014, 05.00 PM IST
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