How Astronomers Write History
Scientists’ approach to dating past eclipses changed when they stopped treating classical texts as authoritative records.
A Cold War Baby: Happy Birthday, Alvin!
The submersible Alvin is sixty years old this year. Numerous overhauls and upgrades have kept the craft going down (and coming back up!).
Not All Forms of Carbon Removal Are Created Equal
The carbon market and offsetting system have created “carbon cowboys” and perpetuated forms of neo-colonialism and other inequities.
Why Interstellar Objects Like ʻOumuamua and Borisov May Hold Clues to Exoplanets
The detection of two celestial interlopers careening through our solar system has scientists eagerly anticipating more.
Bridging The Gap of War: Einstein’s Eclipse
Astronomer Arthur S. Eddington argued that astronomy should be above politics, even when politics leads to world war.
Camellia sinensis: Labor and the Tea Plant
Consumed as tea around the world, Camellia sinensis raises questions about plantation labor practices and the environmental impact of monocultures.
100 Years after the “Great Debate”: How Edwin Hubble Expanded the Cosmos
In 1924, Edwin Hubble found proof that the Milky Way isn't the only galaxy in the Universe.
Anaxagoras and the Eclipse: The First to Get It Right
Scholars sometimes credit Thales or Empedocles of Acragas with the first correct theory of solar eclipses, but it was Anaxagoras who had the science right.
A Fresh Hell (Chicken)
A newly identified “Hell chicken” species suggests dinosaurs weren’t sliding toward extinction before the fateful asteroid hit.
As You Lakh It
How did an oleoresin produced by insects in Asia become a standard part of European furniture manufacture and conservation?