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Articles − Astronomy and nature
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Large calderas of the world are formed after cataclysmic explosions of volcanoes. They can reach huge sizes...
How to calculate the
distance to the horizon?
In search
of black holes...
The threat of
supervolcanoes...
Finally the return of
sunspots in 2010...
The most detailed optical
image of Betelgeuse...
Non-baryonic
dark matter...
Man will he the largest
animal on Earth?
Ice cores tell us
about the past...
Earth's atmosphere
from space...
Shadow of the Earth or
arch anticrepuscular...
Nuclear fusion, natural
energy source...
The most violent
solar eruptions...
Fusion galaxies
and black holes...
Nuclear energy or the
particularity of uranium...
The days and nights
equinox...
Asteroid or comet?
Global energy demand. At the dawn of a revolution, many people will be sacrificed for the survival of others...
Neutron star,
billions of tons cm3...
Supervolcanoes that
changed life on Earth...
Story of the evolution
towards the living...
Variation of the
eccentricity of the Earth...
Global ecological
footprint...
Exponential increase
in space debris...
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