Stellar collision triggers supernova explosion

Astronomers have found dramatic evidence that a black hole or neutron star spiraled its way into the core of a companion star and caused that companion to explode as a supernova. The astronomers were tipped off by data from ...

NASA tracks heat wave over US southwest

While one science instrument mapped the dome of high pressure that settled over the southwestern U.S. in early July, another captured ground surface temperatures.

What are 'internal waves' that possibly sank the Indonesian sub?

Last week might have been the first time you ever heard of "internal waves"—the phenomenon suspected of causing the tragic sinking of the Indonesian submarine KRI Nanggala the previous week, resulting in the deaths of the ...

Climate crisis ages fish, amphibians and reptiles

Climatic conditions are changing at an unprecedented rate, affecting mainly fish, amphibians and reptiles, ectothermic animals that are unable to generate their own internal heat. With heat waves and rising temperatures, ...

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