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Blog posts, podcasts, videos on science, covering astronomy, genetics, astrophysics, quantum mechanics, biology, chemistry, paleontology, anthropology, medicine, evolution and technology.

darwin's tree of life evolution

Endless forms, most beautiful — Darwin and On the Origin of Species

159 years ago, on November 24, 1859, Charles Darwin published his work: On the Origin of Species by Means of Natural Selection; an account of the greatest story ever told — that of evolution by natura...

science international space station

The International Space Station turns 20

As children, we all learned of Sputnik, the artificial satellite launched into a low earth orbit on October 4, 1957, by the then USSR, thus beginning the entry of humans into space. The US responded w...

pale blue dot

Happy Carl Sagan Day — The Voyagers and the Pale Blue Dot

It was the year 1977 and just eight years after human beings had landed on the moon that another epic journey began. Voyager 1 and Voyager 2 are robotic probes launched in 1977, whose primary mission ...

space news

Space news: Landing on an asteroid, visiting Mercury and collecting solar data

On December 3, 2014, Jaxa, the Japanese space agency launched its asteroid sample return mission, Hayabusa 2. The spacecraft approached the asteroid Ryugu on June 27, 2018 and is now at a distance of ...