The world's first carbon-14 diamond battery comes from the UK. Purported to last for thousands of years, it presents a hope for...

Magnetotactic bacteria (MTB) navigate their environment using magnetic fields. They're found in a variety of saline and freshwater...

Lodestones are naturally magnetized. Primarily composed of iron oxide, they provide a key to understanding navigation and the Earth's...

Magnetite is a magnetic mineral found in diverse geological settings. Its strong magnetism is an predominant quality. Magnetite makes up...

Rocks hold within them hidden forces. While not all rocks are obviously magnetic, most carry a subtle magnetic field. It comes from their...

Gravity influences ocean tides and shapes the weather patterns. It attracts objects toward one another, causing swollen seas, cloud...

Gravity is the invisible force defining the paths of celestial bodies and spacecraft. It affects the way planets orbit and space...

A laser weapon is a type of directed-energy weapon (DEW) using lasers to inflict damage. Unlike traditional projectile weapons, which...

Lasers are optical amplifications based on the stimulated emission of electromagnetic radiation. It creates a highly focused, powerful...

Clean rooms are specialized environments to minimize contaminants like dust, microbes and other particles. They're perfectly controlled...

Space aerosols are natural particles active in the atmosphere of Earth. They affect weather patterns, health and ecological balance. Some...

Spacecraft re-entering Earth's atmosphere must navigate intense heat and friction. Primary defenses against burning up include heat...

The Spacecraft graveyard or cemetery in the South Pacific is a disposal site for spacecraft at the end of their lives. Mir space station...

Earth's atmosphere is made of layers, each with certain characteristics and functions. From weather at ground level to the expanse of...

Laser communication uses light to send data. It's faster and more efficient than radio waves. The amount of information transmitted is...

Human microchips are often smaller than a rice grain. In Sweden, implants are already in use for convenience. They unlock gym doors,...

Free-space optical (FSO) systems use light beams to transmit data. Known for high bandwidth, security and immunity to electromagnetic...

Satellites, spacecraft and astronauts must communicate with Earth. It's necessary for mission success, data transfer and astronaut...

Radio waves are part of the electromagnetic spectrum, created when electric charges move. Waves travel through space at the speed of...

Wildfires rage through forest, savannah and even urban regions. Frequency and intensity of wildfires increase dramatically as they're fed...