Micrometry using Foldscope

A workshop named “Magnify Your Curiosity-Mathematics in a Laboratory with Foldscope” was organized by Department of Environmental Science, University of Calcutta on the evening of 12th March 2019 at Jagadis Bose National Science Talent Search, Kolkata, West Bengal, India, in collaboration with Howrah Vigyan Chetna Samannaya. Introductory Session- The workshop started with Dr.Punarbasu Chaudhuri delivering…

White Mold-Sclerotia causing pod rot in peas

Some white, cottony mass was observed on pea pods. The sample observed under foldscope revealed fungal hyphae and black, irregular sclerotia. When these pea pods were split open, white fluffy, slimy mycelium was found inside also. Infection results in production of dense white mycelium which covers the stems, leaves and even the pods. The affected…

Workshop on Micrometry using Foldscope

A workshop named” Magnify Your Curiosity-Mathematics in a Laboratory with Foldscope” was organized by Department of Environmental Science, University of Calcutta on 12th March 2019 at Gramya Hitakari Girls School, Howrah, West Bengal, India in collaboration with Howrah Vigyan Chetna Samannaya. Introductory Session- The workshop started with Dr.punarbasu Chaudhuri delivering a speech on Relative Size…

Foldscope Orientation Workshop at Shivaji Park Lion School for Deaf.

Foldscope Orientation workshop was conducted on 11th March 2019 at Shivaji Park Lion School for Deaf. The workshop was organised for 7th standard students of the school. The workshop included introduction to foldscope with help of their class teacher, followed by demonstration of slide preparation. The participants later prepared slides of Spirogyra, stomata of betel…

Exhibition on Foldscope at, Dakshin Kalikata Sevasram, Kolkata, West Bengal

Dakshin Kalikata Sevasram is situated at Sarat Bose Lane, Kolkata, West Bengal. It is a home for boys belonging to the impoverished background. It was established in 1924 by Netaji Subhash Chandra Bose. A one-day exhibition on, “Magnify Your Curiosity Explore the Microcosmos” was organised jointly by Department Of Environmental Science, University of Calcutta and…

Workshop on Foldscope at Jagadis Bose National Science Talent Search, Kolkata, West Bengal

Jagadis Bose National Science Talent Search (JBNSTS), Kolkata is an autonomous organization, situated at Kolkata, West Bengal. This institution has evolved as a pioneering centre for identifying and nurturing young talented students. A one- day workshop, “Magnify Your Curiosity Explore the Microcosmos” was organised by Department Of Environmental Science, University of Calcutta on 7th March…

Rhabditiform larvae

Early developmental larval stages (first and second) of soil-borne nematodes such asNecator, Ancylostoma, andStrongyloides, which precede the infectious third-stage filariform larva.

Curvularia spp.

Curvularia is a dematiaceous filamentous fungus. Most species of Curvularia are facultative pathogens of soil, plants, and cereals in tropical or subtropical areas, while the remaining few are found in temperate zones. As well as being a contaminant, Curvularia may cause infections in both humans and animals. Curvularia produces rapidly growing, woolly colonies on potato dextrose agar at 25°C….

Mucor varians

I have tried identifying the fungi, do tell me if it is correct or not

White mold with clusters of conidia in pea pods under foldscope

While opening the pea pods to take out seeds, I noted a white fur inside them. On drawing a sample and looking through foldscope, I saw intricate network of hyphae and groups of conidia clustered to them at various points. Scanning the slide thoroughly, I could see several big brown spores too. Is it the…

Foldscope: Hands On Workshop cum Image Acquisition Contest

A one-day event was conducted by Centre for Nanobiotechnology, VIT Vellore, on 16 March 2019 to aware UG/PG students and faculty members about the Foldscope and its potential advantages and applications. The event was started with the journey of the invention of Foldscope from match-stick model to paper-origami based microscope development followed by initiatives taken…

Zebrafish Embryo

We can see the eyes prominently in this video. The embryo is moving so in the start of the video we can also see heart beating.

Microscopic image of Chaetomorpha algae

Chaetomorpha Algae, also known as Spaghetti Algae or Green Hair Algae, is an excellent macro algae for refugiums. … Chaetomorpha Algae removes both phosphates and nitrates from the water. 

Pollen of Wild almond flower

Wild Almond Tree is a soft wooded tree that can grow up to 115 feet tall. The origin of the name of the bad-smelling Sterculia genus comes from the Roman god, Sterquilinus, who was the god of fertilizer or manure. 

Foldscope view of Marigold leaves infested with spidermites

Marigold is prized for its bright colours easy to grow nature and require little care. The plant is hardy and perfect for landscape settings and home gardens. While marigolds are typically pest-free and not bothered by most insects, occasional problems may arise with a few common garden pests. I could see some powdery appearance on…

Aphids seen on Chrysanthemums under foldscope

Chrysanthemum plants are in full bloom these days in my garden.Some plants however are still young and have not flowered. The other day, I noticed some flies on it. On moving closer, I saw it infested with aphids. The leaves were showing white sticky patches and dark brown-grey coloured minute pests sticking near the growing…

Exploring the moulted skin of the aphid menace on Rose plant under foldscope

Red and green coloured aphids were noticed on Rose plant. Close observation showed white flies and sticky exudation on the leaves. I had read in my biology class as insects  moult they shed their casts and their whitish cast skins may be mistaken for whiteflies. With our foldscopes ready, we fixed samples and observed some nymphs and…

A DAY AT KUMIRMARI HIGH SCHOOL, SUNDARBANS, SOUTH 24 PARAGANAS, WEST BENGAL, INDIA on 2nd MARCH, 2019 “EXPLORING THE MICROCOSMOS”

On 2nd March, 2019, Department of Environmental Science, University of  Calcutta , organized a workshop “ Magnify Your curiosity-Explore The Microcosmos With Foldscope” at Kumirmari High School, Sundarbans, South 24 Paraganas, West Bengal, India. The workshop was organized with an aim that the students of class 8,9 and 10, Studying in Kumirmari  High school located…

Foldscoping pollen of Fenugreek- a multipurpose crop

Fenugreek ( Trigonella foenum-graecum) is multipurpose crop known for its medicinal and nutritional value (food and fodder both). It is an annual winter plant of the family Fabaceae. The plant has trifoliate compound leaves with somewhat small, obovate leaflets, Flowers are typically yellow coloured and triangular shaped. Calyx is cup shaped with papilionaceous corolla. Stamens form…