Rompani et al. employ single-cell-initiated transsynaptic tracing to decipher patterns of input integration in the thalamus. They show that individual cells in the lateral geniculate nucleus integrate retinal inputs in three distinct modes, each exhibiting different degrees of specialization.
Today’s world is facing large-scale problems, from wars to water shortages to a looming global recession. It’s not easy to accurately conceptualize the risks posed by these issues. This is especially true when people on social media or in the news inaccurately overblow certain problems and discount others, or when problems become so emotionally or politically charged that it seems impossible to work toward a solution.
That’s one reason why the Eurasia Group publishes a detailed analysis of the top risks facing our world each year. As political scientist Ian Bremmer explains, the top risks for 2023 include water stress, inflation shockwaves, and the uncertain future of a “rogue Russia.”
Bremmer is the founder of Eurasia Group, an organization that for 25 years has been using political science to help investors and corporate decision-makers better understand how politics impact risks and opportunities in foreign markets.
New constraints on the composition of Earth’s inner core are provided by experimental verification of Birch’s law for hexagonal close-packed iron to pressure above 300 gigapascals, about double the pressure achieved in previous investigations.