Cardio or weights first? A kinesiologist explains how to optimize the order of your exercise routine

Resistance and aerobic training each offer unique benefits. vgajic/E+ via Getty Images Randal Claytor, Miami University When you enter the gym, which way should you head first? Toward the treadmills and spin studio to get your sweat on with a cardio session? Or toward the free weights and strength-training machines to do some resistance training? […]


Do you eat with your eyes, your gut or your brain? A neuroscientist explains how to listen to your hunger during the holidays

The particular stressors of the holiday season can make it difficult to listen to your body. InspirationGP/iStock via Getty Images Alex Johnson, Michigan State University The holiday season is upon us, and with it, opportunities to indulge in festive treats. The proverbial saying “you eat with your eyes first” seems particularly relevant at this time […]

Winter brings more than just ugly sweaters – here’s how the season can affect your mind and behavior

Short winter days can influence your brain chemistry. Schon/Moment via Getty Images Michael Varnum, Arizona State University and Ian Hohm, University of British Columbia What comes to mind when you think about winter? Snowflakes? Mittens? Reindeer? In much of the Northern Hemisphere, winter means colder temperatures, shorter days and year-end holidays. Along with these changes, […]

Nonalcoholic beer: New techniques craft flavorful brews without the buzz

Brewers today are delivering nonalcoholic beers that are a far cry from the sweet, watery options of the past. Pramote Polyamate/Moment via Getty Images Clark Da​nderson, Auburn University The holiday season for me includes socializing over drinks with friends and family. But all the celebrating tends to catch up with my waistline, and by New […]

Your Tattoo is INSIDE Your Immune System. Literally [Science Video]

Got some tattoos? Did you know that when you have them done, tattoos kickstart an epic drama within, featuring millions of deaths and heroic sacrifices, with your immune system stepping in to protect you from yourself. Find out more about what tattoos do to your immune system in this video from Kurzgesagt. [Kurzgesagt – In […]

The diseases that changed humanity forever [Video]

Since humanity’s earliest days, we’ve been plagued by countless disease-causing pathogens. Invisible and persistent, these microorganisms and the illnesses they incur have killed more humans than anything else in history. But which disease has been the deadliest? Dan Kwartler digs into how human progress and innovation throughout history exposed us to surprising new maladies. [TED […]

Unwrapping Uranus and its icy secrets: What NASA would learn from a mission to a wild world

Mike Sori, Purdue University Uranus, the seventh planet from the Sun, orbits in the outer solar system, about two billion miles (3.2 billion kilometers) from Earth. It is an enormous world – quadruple the diameter of Earth, with 15 times the mass and 63 times the volume. Unvisited by spacecraft for more than 35 years, […]

Earth’s magnetic field protects life on Earth from radiation, but it can move, and the magnetic poles can even flip

The Earth’s magnetic field deflects particles emitted by the Sun. Mark Garlick/Science Photo Library via Getty Images Ofer Cohen, UMass Lowell The Earth’s magnetic field plays a big role in protecting people from hazardous radiation and geomagnetic activity that could affect satellite communication and the operation of power grids. And it moves. Scientists have studied […]