LED lights recall: Thousands sold on Amazon pulled over serious injury hazard

The Consumer Product Safety Commission says the new recall affects LuxJet Submersible LED Lights that were sold on Amazon ...

How bone-chilling cold coming to Florida could affect shopping, travel, home

A December 1989 cold front devastated swaths of Florida’s agricultural fields growing vegetables, strawberries, plants and sugarcane. The citrus industry was hit hard in South and Central Florida, ...
Sun Journal

Cooper Spring: Magical water or a placebo effect? | Column

An error has occurred. Please try again. With a Lewiston Sun Journal subscription, you can gift 5 articles each month. It looks like you do not have any active ...
The Business Journals

Hawaii bans fluorescent bulb sales with rebates available through February for LED switch

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min Hawaii businesses have until the ...
Reuters

Henk Ovink: To fix the climate, we need to change course on how we treat water

Industry Insight from Ethical Corporation Magazine, a part of Thomson Reuters. 90% of climate change impacts are related to water Extreme droughts are 233% more frequent than 50 years ago 2.5 billion ...
Science Daily

Light has been hiding a magnetic secret for nearly 200 years

New research shows that light’s magnetic field is far more influential than scientists once believed. The team found that this magnetic component significantly affects how light rotates as it passes ...
Phys.org

New magnetic component discovered in the Faraday effect after nearly two centuries

Researchers at the Hebrew University of Jerusalem discovered that the magnetic component of light plays a direct role in the Faraday effect, overturning a 180-year-old assumption that only its ...
CNN

Fluoride in drinking water does not negatively affect cognitive ability — and may actually provide benefit, study finds

The longstanding public health practice of adding fluoride to community drinking water is facing heavy scrutiny in the United States over questions about whether the benefits outweigh the potential ...
The Washington Post

First, the frogs died. Then people got sick.

ALTOS DE CAMPANA NATIONAL PARK, Panama — Brian Gratwicke’s lunch box was full of frogs. Kneeling on the muddy rainforest floor, the biologist opened his red Coleman cooler and scooped one up. It was a ...
Hackaday

An LED Projector As A Lighting Effect

If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this problem ...
The Conversation

Bangladesh’s accession to the UN Water Convention has a ripple effect that could cause problems with India

Pintu Kumar Mahla is affiliated with the Water Resources Research Center, the University of Arizona. He is also a member of the International Association of Water Law (AIDA). Pintu Kumar Mahla has not ...
C&EN

Photolysis at the Speed of Light: Chemical-Free Degradation of Trace Organic Contaminants by Bespoke Photolysis Using High-Intensity Ultraviolet C Light-Emitting Diodes

Article subjects are automatically applied from the ACS Subject Taxonomy and describe the scientific concepts and themes of the article. The emergence of solid-state light emitters (SSLEs), such as ...