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Space and astronomy
Astrophysics
astronomy
Solar System
space missions
man in space
environment and energy
Environmental sciences - the climate crisis
Earth science
environmental issues
energy
transportation
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exact sciences
Computing and robotics
nano-tech
military technology
futurology
Biology and Medicine
Evolution and nature
medicine
Genetics
the brain
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Science and society
history
The skeptic
Science Fiction
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Science in Israel
Research and development in Israel
Biotechnology in Israel
Israel in space
the defense industries
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A proposal to launch a spacecraft to repel the asteroid Apophis
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