Category today i learned (til)

health, fitness, medicine, environment, ecology, how to learn tricky topics in science and math, new discoveries, news, current events

The Yellow-Bellied Sapsucker: A Well Traveled Woodpecker

The Yellow-Bellied Sapsucker: A Well Traveled Woodpecker The yellow-bellied sapsucker (Sphyrapicus varius) is a woodpecker that has a wide range across North America. In summer, the sapsucker can be found as far north as Alaska, Minnesota, and Nova Scotia and…

The Evolution from Fossil to Monster

Humankind as a species is over 200,000 years old. We are travelers, storytellers, and connoisseurs of legends and tales. For thousands of years, mankind has entertained our children and fellow tribesmen with fables and stories of the unknown, the cryptic…

Three Dog Star Night (Part 1)

I am just old enough to remember a time when most textbooks only spoke of exoplanets (i.e. those outside our solar system) in the hypothetical sense, their existence taken as an assumption rather than demonstrable fact, while the question of…

Three Dog Star Night (Part 2)

Welcome back to our discussion on the Drake Equation and the Fermi Paradox! If you haven’t read part 1 already, it goes without saying that you should start there! This time around, we will be discussing what we know about…

Can diapers improve agricultural management?

     Ever wondered how diapers can hold and absorb so much liquid?  The simple answer is hydrogels.  Disposable diapers have been on the rise in popularity in recent years because of their ease of use.  Unfortunately with the sudden…

Insect robots: How do they fly?

“How do airplanes stay afloat?” “The same way a bird stays afloat.” When we give that answer to a kid, we fondly realize the connection between nature’s creatures and machines, and that the nature influenced creation of many machines from…

The Undersea Bone Devourer

Osedax, from the Latin os, oris (bone) and edāx, edācis (devourer), is a genus of undersea worms that consumes bone. A genus (which is more Latin, this time for a family group) is a group of species that are similar.…