The WHY It Is

For decades, neuroscience treated astrocytes like background noise — structural support cells that basically swept the floors and kept the “important” cells (neurons) alive.
Turns out, the janitors were running the building.
New research shows astrocytes don’t just sit there; they actively regulate synaptic transmission. They control glutamate uptake, modulate synaptic strength, and actively shape memory consolidation in real time — including the consolidation of fear memories.
When we talk about PTSD, researchers are now looking at astrocyte dysfunction as a huge reason why traumatic memories resist proper processing. We spent 60 years underestimating a massive part of the brain’s regulatory machinery.
This is exactly what The Why It Is is for. Not just asking “why do people get PTSD” — but unpacking the actual mechanism: what is happening at the cellular level when a memory refuses to stay in the past?
(Sources linked in bio.)
👇Tell me below: If treating just the neurons means we’ve been working with half the picture, what other “established” medical facts do you suspect we’ve gotten completely wrong?

Literally a dragon 🐉 #comedy #music #dinosaurs #quetzalcoatlus

Microraptor was more than a small feathered dinosaur. It was a window into one of the most important evolutionary transitions in Earth’s history. A creature that lived nearly 120 million years ago during the early Cretaceous, Microraptor carried the blueprint of flight on its tiny frame. And every new discovery about it brings us closer to understanding how dinosaurs slowly lifted off the ground and gave rise to the first true birds. The twist in today’s image is that this Microraptor exhibits leucism a genetic condition that causes partial loss of pigmentation creating pale or patchy feathers. If real such an individual would have been incredibly rare in the wild making this reconstruction even more striking.

Microraptor was small barely reaching one meter in length and was one of the tiniest raptors ever discovered. But size never limited its importance. Fossils found in northeastern China are so exceptionally preserved that paleontologists can study not only bone structure but the arrangement of feathers themselves. These fossils reveal something extraordinary. Microraptor had flight feathers on all four limbs. Wings on its arms and wings on its legs forming an aerodynamic configuration unlike anything alive today.

Its lifestyle likely depended on this unique design. Instead of powered flight like modern birds Microraptor moved through the forests by gliding from tree to tree. Its feathered limbs allowed it to control descent angle speed and direction as it launched itself from branches. This gave it the advantage to surprise prey such as small mammals lizards and insects while also helping it escape larger predators roaming the forest floor. Its feathers also helped regulate temperature and might have played a role in display during social behaviors or mating.

The discovery of Microraptor has reshaped how scientists view the evolution of birds demonstrating that flight did not emerge overnight but through a series of experimental anatomical stages. Four winged gliders like Microraptor represent one of those remarkable evolutionary experiments written through time in delicate feathers.

Strange fact: Microraptor fossils are so well preserved that scientists have identified traces of melanosomes pigment structures revealing that many individuals had iridescent glossy feathers similar to a modern crow.

Can you believe Kim Kardashian didn’t pass the BAR exam?! Shocking..

@kimkardashian moon landing response… #space #nasa #astronomy #science #conspiracy

99.9% of scientists are wrong, and billionaires and oil executives are right is genuinely an insane belief to hold - we need a @fossilfueltreaty so that these don't hold their power over us and our future any more! @johnjohn_phipps

Did NASA just admit they’ve never been to the moon before? Absolutely not. NASA astronauts have been on the moon six times. #space #science #astronomy #conspiracy

With Royal Tyrrell Museum of Palaeontology – I just got recognized as one of their top fans! 🎉

https://youtube.com/shorts/k3yZjgwcCtA?si=7zhnqK8tEhZ0-DWA

The origin of the vax/autism MYTH

Royal Tyrrell Museum of Palaeontology, thoughts?

🇨🇦 CANADA! 🇨🇦

Want to see Primitive War on the BIG SCREEN?
Prove it.🦖🔥👇

This is YOUR mission briefing:
💥 You’ve got 48 HOURS to blow this post up!!!
💥 Make noise, make it happen.
💥 Rally your squad and show support.

Your mission is simple: Comment a 🇨🇦 with your CITY and LOCAL THEATRE below.

Canada - show us you’re ready 🦖🔥🎬

They’re harnessing gravitational energy to power their beautiful islands and I literally can’t get enough of it!! Have you ever heard of the @faroeislands? How about their space program? A space program with no rockets, satellites, or astronauts. Because they’re not even interested in leaving Earth. Nope, they’re interested in using the Moon’s energy — in the form of ocean tides — to provide energy to their residents. The project is called Luna 12 and it’s been so successful at generating 1.2 MW of energy (enough to power 200 homes) with just one tidal kite, that they’re now looking to build an array of tidal kites to generate 200 MW (enough for all 50,000 of their residents)! What’s a tidal kite? Watch the video to learn more! [Video and photo overlays courtesy of BBC, SKF, and Minesto]