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RSSProjectile
A projectile is any object
sent through space by the
application of a force. In a
general sense, even a
football or baseball may be
considered a projectile, but
in practice most projectiles
are designed as weapons. ... > full story
Weapon
A weapon is a tool which can
be used during combat to
kill or incapacitate, to
destroy property, or to
otherwise render resources
non-functional or
unavailable. It may be used
to attack and defend, and
... > full story
Nuclear fission
Nuclear fission is a process
in nuclear physics in which
the nucleus of an atom
splits into two or more
smaller nuclei as fission
products, and usually some
by-product particles. Hence,
fission is a form of
... > full story
Catapult
Catapults are siege engines
using an arm to hurl a
projectile a great distance.
Any machine that hurls an
object can be considered a
catapult, but the term is
generally understood to mean
medieval siege weapons. ... > full story
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Military aviation
Military aviation is used to attack or defend a country through the sky. There are many types of military aircraft, but the basic types of military aircraft are bombers, fighters, Fighter bombers, ... > more -
Weapons Technology
Nuclear Energy
Renewable Energy
Energy and the Environment
Physics
Environmental Science
Effects of nuclear explosions
A nuclear explosion occurs as a result of the rapid release of energy from an uncontrolled nuclear reaction. The driving reaction may be nuclear fission, nuclear fusion or a multistage cascading ... > more -
Weapons of mass destruction
Weapon of mass destruction (WMD) is a term used to describe a munition with the capacity to indiscriminately kill large numbers of living beings. The phrase broadly encompasses several areas of ... > more -
Renewable Energy
Nuclear Energy
Energy and the Environment
Weapons Technology
Environmental Science
Hazardous Waste
Nuclear power plant
A nuclear power plant (NPP) is a thermal power station in which the heat source is one or more nuclear reactors. Nuclear power plants are base load stations, which work best when the power output is ... > more -
Heavy metals
A heavy metal is any of a number of higher atomic weight elements, which has the properties of a metallic substance at room temperature. Living organisms require trace amounts of some heavy metals, ... > more -
Cruise missile
A cruise missile is a guided missile which uses a lifting wing and most often a jet propulsion system to allow sustained flight. Cruise missiles are, in essence, unmanned aircraft. They are generally ... > more -
Ionizing radiation
Ionizing radiation is a type of particle radiation in which an individual particle (for example, a photon, electron, or helium nucleus) carries enough energy to ionize an atom or molecule (that is, ... > more
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