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We, as living organisms, are part of the Universe, and the
material of which our bodies are made was produced at the time
of the "Big Bang" or later within stars throughout the Universe. The abstract definition of Life is still a subject for
debate, but most of us recognise easily what objects around us we
consider as living things. Many of the laws of nature underlying the functioning of
these living things are understood. Biological processes originate
from chemical reactions, that are in turn ruled by the fundamental
laws of physics. The latter have been established by studying small
amounts of matter in controlled conditions, for example in particle accelerators.
There is no evidence that any new fundamental laws are needed to
explain the origin of life. Rather, most scientists think that the
complicated properties of objects that contain large numbers of
fundamental particles, such as living things, are explicable as
emergent behaviours that arise when many such particles are
combined.
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Other Big Bang subsections Last updated July 2, 2001 ![]()
Cosmological Inflation
Cosmic Background (CMB) Radiation
Antimatter
Dark Matter
Creation of Light Elements
Particles and Accelerators
Telescopes![]()