Scientists map loss of groundwater storage around the world

Global water resources are stretched by climate change and human population growth, and farms and cities are increasingly turning to groundwater to fill their needs. Unfortunately, the pumping of groundwater can cause the ...

COP26: The psychological game behind a successful negotiation

Whether we are consciously aware of it or not, we negotiate in every aspect of our daily lives—whether it be persuading a child to eat its vegetables, haggling over a property price, or discussing the terms of a job offer. ...

An exploration of tipping in complex systems

Complex systems can be found in a diverse array of real-world scenarios, but are unified by their ability to suddenly transition between drastically different patterns of behavior. Known as 'tipping,' this type of transformation ...

Tiny phytoplankton have big influence on climate change

As nations across the globe negotiate how to reduce their contributions to climate change, researchers at Penn are investigating just how the coming changes will impact the planet. What's clear is that the effect extends ...

Enough wind to power global energy demand, new research says

There is enough energy available in winds to meet all of the world's demand. Atmospheric turbines that convert steadier and faster high-altitude winds into energy could generate even more power than ground- and ocean-based ...

How many ants are on Earth? 20 quadrillion, study says

There are at least 20 quadrillion ants on Earth, according to a new study that says even that staggering figure likely underestimates the total population of the insects, which are an essential part of ecosystems around the ...

Research sheds new light on Antarctic control of global climate

Scientists have made a new discovery that challenges previous understanding of the relationship between the polar Southern Ocean, next to Antarctica, and carbon dioxide levels in the atmosphere. Their findings show that, ...

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