Brain-computer interfaces enable direct communication between the brain's electrical activity and external devices like computers and...

Magnetism arises from moving electric charges and appears in various forms. The human brain, with billions of neurons communicating via...

Serotonin is a neurotransmitter linked to mood regulation. While often associated with brain function, serotonin is predominantly found...

Neurotransmitters are the chemical messengers of communication within the human body. They transmit signals between nerve cells,...

Electricity drives the human brain, powering every thought, sensation and emotion. The connection between electrical signals and emotions...

The human brain is a complex organ powered by forces of electricity and magnetism. These forces work together to create thoughts,...

The human body depends on electromagnetism. Cells and organs generate signals and use electric and magnetic fields to help bodies...

Electric fields surround charged particles, creating an attraction or repulsion. Opposites attract, and objects with the same type of...

Electricity is a natural physical phenomenon, relating to the existence and movement of matter with an electric charge. Electricity works...

Scammony ( Convolvulus scammonia ) is a powerful purgative, used to treat constipation and other health problems. It's taken as resin,...

Sulfuric acid is a powerful chemical compound. A colorless, thick liquid with a sharp smell, it's often called the King of Acids due to...

Vehicle emissions are the waste material of combustion, including gases and particulate matter (PM). With more than 1.4 billion vehicles...

Melanin is a pigment found in many organisms such as plants, fungi, microbes and animals including humans. Its multiple functions adapt...

Robotics changes healthcare in many ways such as improving patient care, and streamlining operations across the medical field....

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

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

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

Nerve agents are among the most dangerous substances known. With capacity for mass suffering and death, they disrupt how nerves send...

Extreme heat is a pressing reality for many parts of the world. Hazardous temperatures bring exhaustion, breathing problems, heatstroke,...

Heat is neutral. It can nurture or kill. With rising temperatures, many world regions already reach lethal levels. Extreme heat is...