How many planets could be in the Kuiper Belt?

A recent study published in the Astrophysical Journal Letters investigates the potential existence of Mars-sized free-floating planets (FFPs)—also known as rogue planets, starless planets, and wandering planets—that could ...

Surface of Saturnian moon Enceladus shields buried organics

The Saturnian moon Enceladus presents a unique opportunity in our solar system to search for evidence of life, given its habitable ocean and plume that deposits organic-bearing ocean material onto the surface.

Q&A: Why small organisms can make big impacts on climate, emissions

This week, representatives from nearly 200 countries reached an agreement at the COP28 climate summit in Dubai to begin reducing global consumption of fossil fuels in efforts to reduce carbon emissions and stave off the worst-case ...

Ecosystem benefits to humanity expected to decline by 9% by 2100

As climate change redistributes terrestrial ecosystems across the globe, the world's natural capital is expected to decrease, causing a 9% loss of ecosystem services by 2100. That's according to a study of natural capital ...

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