Science

The composition of human tears is well known, but so far there has been very little research into the composition and structures of tears in reptiles, birds and other mammals. That lack of research could be considered a screaming shame, because understanding the makeup of tears of different kinds can …

For years, NASA has studied Mars closely and personally with its various rovers and spacecraft, the latter of which includes the Mars Reconnaissance Orbiter (MRO). This spaceship orbited Mars, using cameras on board to capture images of the Red Planet below. This has resulted in an enormous number of images, …

This artist’s concept demonstrates the trajectory and configuration of NASA’s OSIRIS-REx spacecraft during Matchpoint’s rehearsal, which is the last time the mission will practice the initial steps of the sampling sequence before the asteroid Bennu touch. Credit: NASA / Goddard / University of Arizona Yesterday, the OSIRIS-REx spaceship conducted its …

A famous Swiss-American scientist of climate change has died after falling into a crevasse while conducting ice research in Greenland, authorities and reports said Wednesday. Konrad Steffen, director of the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL), was working at Ilulissat on Saturday when he was reported …

Neck gaiters were not the only tests for face covering: in all 14 were analyzed, from N95s (surprisingly shown to be most effective at containing COVID-19 spread) to bandanas (not much more effective than neck gaiters, according to the study ). People who have tried to exercise outdoors by wearing …