A closer look at how immune cells attack and heal

Macrophages—immune cells that both fight infections and fix the damage they cause—are often placed into two categories: those that increase inflammation (known as "M1") to attack, and those that decrease inflammation ...

Rice team talks the walk

Walk this way and a camera-carrying robot will follow. That sounds simple until you get into the details.

Making crops colorful for easier weeding by robots

To make weeding easier, scientists suggest bioengineering crops to be colorful or to have differently shaped leaves so that they can be more easily distinguished from their wild and weedy counterparts. This could involve ...

Angling up for Mars science

ESA's latest Mars orbiter has moved itself into a new path on its way to achieving the final orbit for probing the Red Planet.

Nanomaterial boosts potency of coronavirus disinfectants

The use of peroxide-based disinfectants has grown with the emergence of the COVID-19 pandemic. Yet, the extensive use of chemical disinfectants to kill viruses and other pathogens can also threaten human health and ecosystems.

NASA researchers battle biofilm in space

A small group of scientists on the biofilm mitigation team at NASA's Marshall Space Center in Huntsville, Alabama, study solutions to combat fast-growing colonies of bacteria or fungi, known as biofilm, for future space missions.

Space Launch System providing engine 'brains' with an upgrade

(Phys.org)—America's next heavy-lift rocket needs a strong and reliable engine to launch humans beyond low Earth orbit. That's why engineers with NASA's Space Launch System program, managed at the Marshall Space Flight ...

page 9 from 11