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Author Archives: niharikadar
Image of hematite tubes from microfossils discovered in the hydrothermal vents We only had to memorize a few dates for Astro 2110, but one of them was how long ago life on Earth began. Memorizing such dates are easy, but I think it’s so interesting to consider how exactly scientists (and our textbook authors!) are … Continue reading Blog #7Continue reading → Continue reading
Image of Ceres The asteroid belt lies between Mars and Jupiter. This area is where the dwarf planet Ceres is located. Given that it was the first dwarf planet to be visited by a spacecraft and the largest object in the asteroid belt, there have been quite a few interesting discoveries about this celestial object. Here … Continue reading Blog #6Continue reading → Continue reading
An Overview of the New Horizons Mission The Kuiper Belt is a very fascinating region of our solar system consisting largely of icy bodies and comets. Thus, there is a lot of really interesting research aiming to better understand the Belt itself and the objects that call it home. One NASA initiative in this regard is … Continue reading Blog #5Continue reading → Continue reading
Image of SAGE III Climate change is an oft-mentioned topic in a diverse range of conversations including those within the scientific community and increasingly in the political sphere as well. Despite a lot of ongoing talk about climate change, I think that many ordinary citizens, including myself, don’t have a good grasp of the science … Continue reading Blog #4Continue reading → Continue reading
The Earth is around 4.5 billion years old. The first half of the Earth’s existence (prior to the Great Oxidation Event which essentially introduced free oxygen (dioxygen) into the Earth’s atmosphere) was characterized by the presence of certain types of bacteria, although evidence of this existence on our planet is limited. However, last year, researchers … Continue reading Blog #3Continue reading → Continue reading
For most contemporary scholars, the modern telescope owes its existence to Enlightenment thinkers who crafted the device to enhance their own stargazing endeavors. However, observing the night sky is hardly a practice that has been limited to the past few hundred years. Thus, it seems likely that there may have been telescopic structures created much … Continue reading Blog #2Continue reading → Continue reading
Astronomy is one of the oldest sciences. Something about the night sky has fascinated people for centuries. Even in early civilizations, people have demonstrated keen interest in both watching the sky and making observations about the phenomena they observed. Despite its long history, astronomy has evolved over time to reflect new technologies available for observation … Continue reading Blog #1Continue reading → Continue reading