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Livestock accounts for up to 15% of global greenhouse gas emissions, and cattle are responsible for about 65% of this sector’s emissions. With the world’s population projected to reach almost 10 billion by 2050, we must change the way we eat and produce…

For a long time, scientists did not often carefully consider sex as a variable in their research, and often worked with only male or only female animals depending on the ease of housing and handling these animals. In 2016, the NIH began requiring grant…

They say you can’t teach an old dog new tricks – but maybe you can have an old brain grow new neurons. New research published in Nature Medicine has shed some light onto the debated topic of whether adult brains can create new neurons in the…

by Lorena Lyon figures by Lorena Lyon If you’ve ever backed down from an argument with a popular kid, you might relate to a male spotted hyena. Spotted hyenas are highly social animals, forming large groups called clans, which range from 6 to over 100…

How a clock measures time and how you perceive it are quite different. As we grow older, it can often feel like time goes by faster and faster. This speeding up of subjective time with age is well documented by psychologists, but there is no consensus on…

Pressure is felt as the force exerted on bodies when they are submerged in a material; you’ve felt it as you dive to the bottom of the pool and when you uncork a bottle. Recently, scientists have measured the pressure within a proton, a particle that…

Far below the ocean’s surface, millions of tiny particles fall through the water like a scene from a snow globe. But this isn’t anything like normal snow; this is “marine snow,” debris from tiny dead organisms like plankton and algae that floats down to…

by Jordan Wilkerson figures by Aparna Nathan Every morning when I wake up, I take a swig of water and swallow a blue pill. I don’t have an illness that the drug is treating. In fact, I’m quite healthy. I take the pill to keep from getting ill. Referred…

by Emily Kerr figures by Abagail Burrus The Sun emits enough power onto Earth each second to satisfy the entire human energy demand for over two hours. Given that it is readily available and renewable, solar power is an attractive source of energy.…

By 2071, nearly half of the 204 fresh water basins in the United States may not be able to meet the monthly water demand. These model projections, recently published in the journal Earth’s Future, are just one preliminary component of the upcoming…