Scientists find oldest-known fossilized digestive tract — 550 million years

An analysis of tubular fossils provides evidence of a 550-million-year-old digestive tract — one of the…

Molecular characteristics of leptomeningeal melanoma metastases

Very little information is known about the molecular development of leptomeningeal melanoma metastases (LMM), making it…

Taking one for the team: How bacteria self-destruct to fight viral infections

Researchers have discovered how a new immune system works to protect bacteria from phages, viruses that…

ISS Daily Summary Report – 1/10/2020

Food Acceptability:  This investigation seeks to determine the impact of repetitive consumption of food currently available…

Hummingbirds' rainbow colors come from pancake-shaped structures in their feathers

Hummingbirds are some of the most brightly-colored things in the entire world. Their feathers are iridescent—…

Taking one for the team: How bacteria self-destruct to fight viral infections

Researchers at University of California San Diego School of Medicine have discovered how a new immune…

What happens to deferred intentions in the brain?

Placing a checkmark on the to-do list is an extremely liberating feeling for many eager list…

Plant physiology: One size may not suit all

A new study demonstrates that there are no simple or universal solutions to the problem of…

New function for potential tumor suppressor in brain development

The gene Cdkn1c could have been considered an open-and-shut case: Mice in which the gene is…

NASA’s Newest Astronauts Ready for Space Station, Moon, and Mars Missions

NASA welcomed 11 new astronauts to its ranks Friday, increasing the number of those eligible for…