Frog skin cells turned themselves into living machines

Frog skin cells turned themselves into living machines

Frog skin cells turned themselves into living machines Using blobs of skin cells from frog embryos, scientists have grown creatures unlike anything else on Earth, a new study reports. These microscopic “living machines” can swim, sweep up debris  and heal themselves after a gash. Scientists …..

Octopus sleep includes a frenzied, colorful, ‘active’ stage

Octopus sleep includes a frenzied, colorful, ‘active’ stage

Octopus sleep includes a frenzied, colorful, ‘active’ stage Octopuses cycle through two stages of slumber, a new study reports. First comes quiet sleep, and then a shift to a twitchy, active sleep in which vibrant colors flash across the animals’ skin. These details, gleaned from …..

Some COVID-19 survivors face another foe: PTSD

Some COVID-19 survivors face another foe: PTSD

Some COVID-19 survivors face another foe: PTSD The sickest of COVID-19 patients struggle to breathe. Facing a disease new to science, they’re isolated from their loved ones and treated by doctors and nurses in hazmat suits. Now, a small study in Italy finds that nearly …..