We might be afraid of lions, tigers, and bears (oh, my!), but much more frequently, our worst foes come without teeth and claws and in teeny, tiny packages. In These Six Things Will Kill You, medical historian Brandy Schillace introduces you to half a dozen deadly forces, often microscopic and invisible, that might be coming for you at this very moment.

We all want to be liked and appreciated by the people around us, but some of us may let this desire dictate our choices and behaviors in a way that can become unhealthy. In How to Stop People-Pleasing, psychology professor Dr. Wind Goodfriend examines what drives many of us to sacrifice our well-being to please others and offers guidance on how you can set healthy boundaries and start prioritizing yourself.

What is love? It's more scientific than you think. Through 10 lectures, Dr. Wind Goodfriend surveys the biology of interpersonal attraction, sexual preference and desire, and conflict resolution. You'll look at a variety of romantic notions, common myths, and love stereotypes through the lens of science in order to break them down and better set expectations when it comes to keeping a long-term relationship happy and healthy. You'll apply biology, psychology, and anthropology to that "spark" we feel when we are attracted to someone, to better understand what that feeling is.

Numbers. Like the alphabet, they’re one of the most elementary of concepts learned and memorized at a young age; but outside of figuring out tips and taxes, you probably haven’t given much thought to them since then. To a mathematician, every number has its own unique properties and personality - and when studied, played with, and manipulated, numbers can actually be tons of fun.

In six lectures, Dr. Shumway and Dr. Wendler will help you understand the nature of neurodiversity, a growing school of thought that seeks to embrace the range of differences in individual brain function and behaviors rather than “correct” them, with a focus on empathy, acceptance, and accommodation.

With your presenters, Serena Wadhwa and Lisa Page, you will examine the nature of burnout, from symptoms that trigger it to personal factors that contribute to burnout, such as personality and unhealthy coping strategies. You are also invited to answer questions that will help you assess your own level of coping in different areas that can help you get through challenging situations. You will learn the crucial steps that allow you to catch yourself from falling into burnout, build greater resilience, and manage life’s everyday stressors.

Education can be enriching and transformative. It can also be downright excruciating—even demoralizing. When it comes to learning, why are some of us lovers and some of us haters? Welcome to the world of educational psychology, which uses science to explore what causes people to engage and learn, and what we can do to make learning opportunities more enjoyable and impactful. Spoiler alert: Teachers can only do so much. Students, too, must take control of their learning. Unfortunately, many of us never, ahem, learned the skills to do just that.

What are your beliefs about money management? What are your emotions about it? If someone asked you about your short- and long-term money goals, what would you say? Questions like these are essential for anyone building a money-management plan, but they’re less about the line-by-line details of taxes and investment holdings and more about your approach to saving money and spending it—and preparing for the future.

No Calculator? No Problem! Mastering Mental Math , award-winning professor of mathematics and celebrated “mathemagician” Arthur T. Benjamin delivers 10 fun-filled lessons on how to do math in your head with confidence, accuracy, and speed - sometimes faster than a calculator. By the end of Professor Benjamin’s lessons, you’ll be able to add, subtract, multiply, and divide numbers faster than ever before. And with your newfound skills, you’ll soon find yourself amazing other people and, perhaps more important, yourself.

Carrie Dennett, a registered dietitian nutritionist (RDN), shares the evidence behind mindful eating and, more important, the tools you need for incorporating this practice into your life. Over six lessons, Carrie will introduce you to the concept of mindfulness, while helping you tune into your internal cues for hunger and satiety. She also will help you to establish a mindful eating practice, identify challenges to mindful eating, and examine how eating mindfully can also help you eat more nutritiously.

Athena Aktipis of Arizona State University is a self-professed apocalypse enthusiast, and as the host of the podcast Zombified, she knows the undead inside and out. With Zombified: Real-World Lessons from Fictional Apocalypses, she’s compiled her research and insights into a fascinating Audible Original that will have you thinking deeper about all those shambling, brain-hungry corpses in pop culture—not to mention our everyday lives. Drawing on years of research on zombies and zombification, these six lessons offer a fun way to explore and understand the many forces that influence us.

The proliferation of social media platforms and our increasing reliance on the internet for connection and communication has caused the line between the “real” world and the online world to blur. So much of our lives can be impacted by online interactions—and not all those interactions are positive. Why does the internet seem to encourage bad behavior from some users? Why do we feel we need to share so much of our private lives with the online world? Is screen time really as addictive as the headlines say?

In these 10 eye-opening lectures by a practicing doctor and medical educator, you’ll walk through a series of medical mystery cases ripped from history and involving well-known historical figures whose identities are nevertheless hidden from you. Every one of these cases requires you to use your detective skills to identify and diagnose the mystery patient just like the doctors that attended them. In the process, you’ll learn fascinating insights into medicine: both the medicine that was practiced thousands of years ago and the medicine doctors practice today.

For most of us, caregiving for aging parents is brand-new territory we don’t get much time to prepare for. But while the experience is scary and exhausting, it can also be a rewarding time filled with moments that bring deep joy and fulfillment, and a stronger relationship with the people who cared for you when you needed it most.

Social anxiety is the perception that something is wrong with us or that we’re deficient in some way in a group setting. And unless we work hard to conceal that perceived flaw, it will be revealed, and people will judge or reject us for it.