How humans have created color for thousands of years - Popular Science

How humans have created color for thousands of years  Popular Science

This chart shows some of the sources of our favorite colors throughout history—and how long we relied on them.



-

Comments

Post a Comment

Popular Posts

Dengue – the Region of the Americas - World Health Organization

Image
Situation at a glance Since the beginning of 2023, dengue outbreaks of significant magnitude have been recorded in the WHO Region of the Americas, with close to three million suspected and confirmed cases of dengue reported so far this year, surpassing the 2.8 million cases of dengue registered for the entire year of 2022. Of the total number of dengue cases reported until 1 July 2023 (2 997 097 cases), 45% were laboratory confirmed, and 0.13% were classified as severe dengue. The highest number of dengue cases to date in 2023 are in Brazil, Peru, and Bolivia. Additionally, 1302 deaths were reported in the Region with a Case Fatality Rate (CFR) of 0.04%, in the same period. As part of the implementation of the Integrated Management Strategy for the Prevention and Control of Arboviral Diseases (IMS-Arbovirus), WHO is actively working with the Member States to strengthen healthcare and surveillance capacity. WHO has assessed the risk of dengue as high at the regional level due to the w...
Read more

Children's Cold Medicine Guide - Verywell Health

Image
Children's cold medicines won't help your child get over a cold faster, but they can help ease their symptoms. There are a variety of cold medicines for kids, including cough suppressants, antihistamines , fever reducers, decongestants, and multi-symptom cold formulations that include more than one of these. While a cold medicine may be labeled "for kids," that doesn't necessarily mean that it's safe for every kid. In addition, just because a child has a cold doesn't mean they need cold medicine. This article explains when cold medicines for kids are helpful and what their limitations are. It also outlines the active ingredients used in different formulations, including their possible side effects and risks. Pollyanna Ventura / Getty Images When to Give Kids Cold Medicine Colds need to "run their course," and children's cold and cough medicines don't make the process go any faster. They also won't keep a co...
Read more