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Icefish
Photo credit: (c) Marrabbio2, via Wikimedia Commons.

Blood Viscosity and Freezing Temperatures — A Titanic Problem

Blood viscosity is the technical reason why Jack froze in less than 23 minutes, but icefish can survive for 15 years in water of a freezing temperature. Read More ›
Icefish
Photo credit: (c) Marrabbio2, via Wikimedia Commons.

Without Hemoglobin, How Do Icefish Survive the Cold? By Design

Icefish, aka the family Channichthydiae, survive at 0oC in the Southern Ocean by maintaining blood viscosity at the set point of 3.27 centipoise. Read More ›
Ghost Nebula
Ghost Nebula
Photo: Ghost Nebula, by NASA, ESA, and STScI/Acknowledgment: H. Arab (University of Strasbourg).

Physicist Sabine Hossenfelder Challenges the Evidence for Cosmological Fine-Tuning

Hossenfelder’s strongest argument is that many fine-tuning parameters cannot in fact be quantified. Read More ›
fry-of-salmon-stockpack-adobe-stock-130166213-stockpack-adobestock
Fry of Salmon
Image Credit: imagenavi - Adobe Stock

“Happy Salmon” and Other Wonders of the Fish World’s Migrating Marvel

Salmon may not be happy when we eat them, but we're happy learning about them. Read More ›

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