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Science History
Edwin Hubble: The Astronomer Who Expanded the Universe
135 years since the birth of Edwin Hubble, who revealed other galaxies, demonstrated the universe's expansion, and paved the way for the Big Bang theory.
November 20, 2024 זמן קריאה משוער 9 -
Ask the expert
Why is the Night Sky Dark?
If the universe is infinite and filled with shining stars, we might expect a continuously bright sky. Why then is it dark at night?
August 8, 2024 זמן קריאה משוער 7 -
Science news
Colossal Collision at the Dawn of the Universe: This Week in Space
Black holes, Negev Space Accelerator, space suits, lunar training, and stellar archaeology.
May 22, 2024 זמן קריאה משוער 9 -
Science news
The First Light in the Universe
Observations reveal that the first light in the universe likely originated from young and remarkably bright stars.
April 10, 2024 זמן קריאה משוער 7 -
Science Panorama
The Giant Spinners of the Universe
From small asteroids to giant galaxies - our universe is a spectacular display of rotating objects
January 21, 2024 זמן קריאה משוער 22 -
Girls Choose Science
The Woman behind Dark Matter
In memory of Vera Rubin, the astrophysicist who shed new light on the motion of galaxies and provided evidence for the existence of dark matter
December 27, 2017 זמן קריאה משוער 7