Examlex
There is little support for Darwin's contention that certain human facial expressions are innate or "hardwired."
Control Rods
Components used in nuclear reactors to control the rate of fission by absorbing neutrons, critical for maintaining a safe and stable nuclear reaction.
Nuclear Fusion
Nuclear fusion is a reaction in which two or more atomic nuclei are combined to form one or more different atomic nuclei and subatomic particles, releasing significant amounts of energy.
Depleted Uranium
Uranium with a lower content of the fissile isotope U-235 than natural uranium, used in military projectiles and for shielding.
Nuclear Transmutation
The process by which the nucleus of one chemical element is changed into a nucleus of a different element, often by bombarding it with particles.
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