Colors of flowers, generally speaking, are due to anthocyan pigmnts — sometimes to carotenoids. Leaves most often owe their green to chlorophyll.Fruit owe their reddish…
A scientist and a writer
We use cookies to help you navigate efficiently and perform certain functions. You will find detailed information about all cookies under each consent category below.
The cookies that are categorized as "Necessary" are stored on your browser as they are essential for enabling the basic functionalities of the site. ...
Necessary cookies are required to enable the basic features of this site, such as providing secure log-in or adjusting your consent preferences. These cookies do not store any personally identifiable data.
Functional cookies help perform certain functionalities like sharing the content of the website on social media platforms, collecting feedback, and other third-party features.
Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics such as the number of visitors, bounce rate, traffic source, etc.
Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors.
Advertisement cookies are used to provide visitors with customized advertisements based on the pages you visited previously and to analyze the effectiveness of the ad campaigns.
A scientist and a writer
Colors of flowers, generally speaking, are due to anthocyan pigmnts — sometimes to carotenoids. Leaves most often owe their green to chlorophyll.Fruit owe their reddish…
This tree is utterly toxic, from all parts; it was planted to protect and shade churchyards from the beginnings of Christianity, or even earlier; wielding…
About 70 species exist worldwide, mostly native to northern temperate and alpine regions of North America, Europe and Asia. They display colorful flowers — purple,…
This is a companion piece about the risks from use of herbal remedies. It shows how heeding word of mouth recommendations can hasten your demise.…
What makes the human brain attune itself to cults? Herbal remedies occupy a niche closer to cults than to commonsense. However, in our millenial time…
The name Artemisia clearly derives from that of Artemis, the Greek Goddess of hunting. It is known as a first name: who else comes to…
Autobiography from the 1960s to the 1990s. This book is an enthusiastic account of Pierre Laszlo’s life and pioneering work on catalysis of organic reactions…
This plant, mullein its common name, can be seen throughout a vast portion of the Northern hemisphere including Europe, North Africa and Asia, from the Azores,…
The poppy The extensively cultivated opium-providing poppy, Papaver somniferum, is a close relative. The California poppy, Eschscholtzia californica, is a different although related species. This is…
The ragweed For an invasive plant to invade it is obviously advantageous to associate itself with other invaders. This is what happened, in the not-too-distant past…