In a groundbreaking study from Stanford University, researchers have developed a mouse with a brain partially composed of human cells. This innovative approach involves genetically modifying the rodents so that nearly 50% of their brain volume is replaced with human cortical tissue. The experiment aims to explore the functionality of human brain organoids, which have previously shown the ability to thrive after being injected into the heads of infant mice. By tracking the movements of these genetically altered mice within a controlled arena, researchers hope to gain insights into brain injuries and the potential implications of cross-species neural integration. However, this experimentation also raises ethical questions regarding the limits of such scientific inquiries and the moral responsibilities involved in manipulating brain tissues across species.
In a separate but equally important development, the MIT Technology Review has unveiled its annual list of 35 Innovators Under 35, spotlighting nine young innovators who are making significant strides in the climate technology sector. These individuals are tackling critical environmental challenges with innovative solutions ranging from new lithium extraction methods to cleaner steel production techniques. Their efforts also extend to enhancing energy efficiency in artificial intelligence algorithms and creating effective pollution tracking systems. Additionally, some are focusing on repurposing invasive plant species and food waste into valuable materials, reflecting a broader trend toward sustainable practices in technology. Together, these innovators exemplify the dynamic shifts occurring in climate technology, highlighting both current advancements and future potential in addressing global environmental issues.
Source: The Download: mice with part-human brains and climate tech innovators via MIT Technology Review