The stunning echo of 800-year-old explosion

In the year 1181 a rare supernova explosion appeared in the night sky, staying visible for 185 consecutive days. Historical records show that the supernova looked like a temporary "star" in the constellation Cassiopeia shining ...

Corporations use government grants to lighten debt load

Local and state governments have a variety of tools at their disposal to attract businesses or entice them to stay. One is tax relief. Austin, for example, helped lure electric automaker Tesla in part with property tax rebates ...

Ancient giant dolphin discovered in the Amazon

Paleontologists from the University of Zurich have announced the discovery of a new species of freshwater dolphin in the Peruvian Amazon region. Surprisingly, its closest living relatives can be found in the river dolphins ...

Biologists use machine learning to classify fossils of extinct pollen

In the quest to decipher the evolutionary relationships of extinct organisms from fossils, researchers often face challenges in discerning key features from weathered fossils, or with prioritizing characteristics of organisms ...

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