Type IV hypersensitivity is also known as delayed-type hypersensitivity. Because this hypersensitivity reaction takes more than 12 hours to develop whereas the typical maximum reaction time is 48 – 72 hours. It is a ... Read more
Science Weekly
Crabification
What if I tell you, all the animals on earth are becoming crabs! It sounds crazy enough but it has happened in history. To elaborate, through the evolutionary timeline, ancient crustaceans have evolved into crab-like forms not ... Read more
Zooming Into Cosmos
The Hubble Space Telescope spotted this 'face', shown in the below image, giving it a creepy smile from distant space in 2009.
[caption id="attachment_26421" align="aligncenter" width="1041"]Read moreStimulated Emission Depletion Microscopy
Imagine you are tied to a chair in a dark room and 5 flashlights shine to your face continuously. With great difficulty, you try to identify who is holding them. Nevertheless, the lights come close to each other to make a ... Read more
Lipid Rafts; Curious Organization of Cell Membrane
Lipid rafts can be defined as changing, nano-scale structures formed by assembling sphingolipids, cholesterol, and proteins which can be stabilized to coalesce, helping in membrane signaling as well as trafficking. The lipid ... Read more
The Journey for Life – II
Why so many sperms?
If it only needs one sperm and one ovum to fuse and create a baby, then why do men produce such a large number of sperms?
Just after the ... Read more
The Journey for Life – I
The most significant event in the human world takes place inside the mother’s fallopian tubes. Millions of sperms from the father compete for the opportunity to become the next representative of the ... Read more
Cancer Metastasis: The Real Killer
“The fact of cells identical with those of the cancer itself being seen in the blood may tend to throw some light upon the mode of origin of multiple tumors existing in the same ... Read more