War in Ukraine complicating Russia's space partnerships

The European Space Agency director said they are proud of their partnership with NASA, but planning set against the backdrop of war between Russia and Ukraine has made work on the ISS, and other space exploration programs difficult.

What a toxic inferno like Venus can tell us about Earth

Venus is a fiery world with sulfuric acid clouds and a toxic atmosphere fueled by a runaway greenhouse effect, but scientists believe that about 800 million years ago, it could have been more like Earth.