Electromagnetism
Electromagnetism is the study of the electromagnetic force which is a type of physical interaction that occurs between electrically charged particles. The electromagnetic force usually manifests as el...
Electromagnetism - Wikipedia
Man Speaks Out After Close Call With Lightning Strike
Video captures the moment when Romulus McNeill stepped outside during a storm, when a flash of lighting struck so close by that he dropped his umbrella before getting out of there. “I feel like I am b...
Bladeless Wind Generator Is The Future
What an incredible design.
Metallic, hydrogen-rich compound found to demonstrate superconductivity at near room temperature
Scientists believe there could be other hydrides or superhydrides with super conducting properties,Communications ,superconductivity,electrical resistance,Superconductors,quantum computing,Super condu...
The X3 Ion Thruster Is Here
These new space engines could get us to the Moon in 30 minutes. 😱 Follow Focal Point for more stories like this!
New metamaterial enhances natural cooling without power input
Thin glass-polymer sheet increases passive radiative cooling
A Freaky Anti-Rubber Is Weirding Scientists Out
Auxetics are a class of materials whose curious and complex properties have excited researchers for decades.
LIGHT GOES INFINITELY FAST WITH NEW ON-CHIP MATERIAL
Electrons are so 20th century. In the 21st century, photonic devices, which use light to transport large amounts of information quickly, will enhance or even replace the electronic devices that are ub...
Lightning strikes the river
Lightning strikes the river. What a sight to behold.
FIRST OBJECT TELEPORTED FROM EARTH TO ORBIT!
✔Researchers in China have teleported a photon from the ground to a satellite orbiting more than 500 kilometers above.
Electromagnetic Railgun - First shot at Dahlgren's new Terminal Range
Watch as the Office of Naval Research and Naval Surface Warfare Center, Dahlgren Division, conduct the first shot of the Railgun at the terminal range Novemb...
Night of the Northern Lights
On 25th February 2014 Sun produced X4.9 flare which on 27th February caused G2 (KP 6) geomagnetic storm on Earth. It was the brightest aurora display so far during this solar maximum which I could wit...
Amazon Tree Boa
The Amazon tree boa ( Corallus hortulanus ) is a non-venomous boa species found in the Amazon Basin in South America with no subspecies currently recognized. ​ ​ The species is found in Costa...
Electricity
Electricity is the set of physical phenomena associated with the presence and flow of electric charge. Electricity gives a wide variety of well-known effects, such as lightning, static electricity, el...
Electricity - Wikipedia
Magnetism
Magnetism is a class of physical phenomena that are mediated by magnetic fields. Electric currents and the fundamental magnetic moments of elementary particles give rise to a magnetic field, which ac...
Magnetism - Wikipedia
Electrostatics
Electrostatics is a branch of physics that deals with the phenomena and properties of stationary or slow-moving electric charges with no acceleration.Since classical physics, it has been known that so...
Electrostatics - Wikipedia
Electric charge
Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field. There are two types of electric charges: positive and negative. Positiv...
Electric charge - Wikipedia
Coulomb's law
Coulomb's law, or Coulomb's inverse-square law, is a law of physics describing the electrostatic interaction between electrically charged particles. The law was first published in 1785 by French physi...
Coulomb's law - Wikipedia
Electric field
The electric field is a component of the Electromagnetic field. It is a vector field, and it is generated by electric charges or time-varying magnetic fields as described by Maxwell's equations.The co...
Gauss's law
In physics, Gauss's law, also known as Gauss's flux theorem, is a law relating the distribution of electric charge to the resulting electric field. The law was formulated by Carl Friedrich Gauss in 1...
Electric potential
An electric potential (also called the electric field potential or the electrostatic potential) is the amount of electric potential energy that a unitary point electric charge would have if located a...
Electric potential - Wikipedia
Electric current
An electric current is a flow of electric charge. In electric circuits this charge is often carried by moving electrons in a wire. It can also be carried by ions in an electrolyte, or by both ions an...
Ampère's law
In classical electromagnetism, Ampère's circuital law, discovered by André-Marie Ampère in 1826, relates the integrated magnetic field around a closed loop to the electric current passing through the ...
Ampère's law - Wikipedia
Magnetostatics
Magnetostatics is the study of magnetic fields in systems where the currents are steady (not changing with time). It is the magnetic analogue of electrostatics, where the charges are stationary. The m...
Magnetic field
A magnetic field is the magnetic influence of electric currents and magnetic materials. The magnetic field at any given point is specified by both a direction and a magnitude (or strength); as such it...
Magnetic field - Wikipedia
Magnetic moment
The magnetic moment of a magnet is a quantity that determines the torque it will experience in an external magnetic field. A loop of electric current, a bar magnet, an electron (revolving around a nuc...
Electrodynamics
Classical electromagnetism (or classical electrodynamics) is a branch of theoretical physics that studies the interactions between electric charges and currents using an extension of the classical New...