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How to master your sense of smell

AdultsBiologyHumanScience...
Some perfumers can distinguish individual odors in a fragrance made of hundreds of scents; tea-experts have been known to sniff out the exact location of a particular tea; and the NYC Transit Authority once had a employee responsible only for sniffing out gas leaks.

Forget Oxygen-This Leaf Produces Medicine

AdultsHealthNatureTechnology...
This artificial leaf creates medicines using sunlight.

Do we really need pesticides?

AdultsGlobal WarmingTechnologyNature...
Annually, we shower over 5 billion pounds of pesticides across the Earth to control insects, unwanted weeds, funguses, rodents, and bacteria that may threaten our food supply. But is it worth it, knowing what we do about the associated environmental and public health risks?

Why do we feel nostalgia?

AdultsHealthHistoryPsychology
Nostalgia was once considered an illness confined to specific groups of people. Today, people all over the world report experiencing and enjoying nostalgia. But how does nostalgia work? And is it healthy? Clay Routledge details the way our understanding of nostalgia has changed since the term was first coined in the late 17th century.

Which Diets Actually Work?

AdultsFoodHealth
Debunking some common diets, and seeing which work!

Are preservatives bad for you?

AdultsFoodHealthScience
Food doesn't last. In days, sometimes hours, bread goes moldy, apple slices turn brown, and bacteria multiply in mayonnaise. But you can find all of these foods out on the shelf at the grocery store, hopefully unspoiled, thanks to preservatives.

Muscle-Mimicking Robots Could Change Physical Therapy

AdultsBiotechnologyHealthTechnology
They are flexible and reconfigurable, and behave like actual human muscles.

Is Organic Food Worse For You?

AdultsFoodHealth
Should you be eating organic food?

Benedict Cumberbatch Does a Magic Trick | Vanity Fair

AdultsCreativityHealthHumor...
Water can be cool, but Benedict Cumberbatch makes it cooler.

Could we survive prolonged space travel? - Lisa Nip

AdultsHealthHumanSpace...
Prolonged space travel plays a severe toll on the human body: microgravity impairs muscle and bone growth, and high doses of radiation cause irreversible mutations.

How To Eradicate One Of Our Deadliest Enemies

AdultsHealthScienceBiotechnology
We have the choice to attack one of our oldest enemies with genetic engineering. But should we do it?

Aphasia: The disorder that makes you lose your words - Susan Wortman-Jutt

AdultsLanguageMental HealthHealth...
Language is an essential part of our lives that we often take for granted. But, if the delicate web of language networks in your brain became disrupted by stroke, illness, or trauma, you could find yourself truly at a loss for words.

Fidget Cube

AdultsGadgetsHumorAddiction...
An unusually addicting, high-quality desk toy designed to help you focus. Fidget at work, in class, and at home in style.

How Will You Die?

AdultsData ScienceLifeScience...
Science, statistics and lifestyle can help predict how you will die!

Why you shouldn't drive slowly in the left lane

AdultsData ScienceHealthTransportation...
Can we all agree that the left lane is for passing, please?

Which sunscreen should you choose?

AdultsGlobal WarmingHealthEnvironment...
Sunscreen comes in many forms, each with its own impacts on your body and the environment. With so many options, how do you choose which sunscreen is best for you?

Why do we hiccup?

AdultsBiologyScienceHealth
The longest recorded case of hiccups lasted for 68 years ... and was caused by a falling hog. While that level of severity is extremely uncommon, most of us are no stranger to an occasional case of the hiccups. But what causes these 'hics' in the first place? John Cameron takes us into the diaphragm to find out.

7 Tips To Wake Up Without Coffee

AdultsFoodHealthScience...
How can science help you wake up without coffee?

12 Energy-Boosting Breakfast Toasts

AdultsFoodHealthNutrition
Which toast will you make?

Mark Lesek: A New and Old Prosthetic

AdultsDisabilityTechnologyHealth
Mark lost his arm several years ago. Now his search for a better prosthetic could improve the lives of amputees everywhere.

How To Make Raita 3 Ways | Awesome Yoghurt Dressings for Curries

AdultsCreativityFoodHealth...
These amazingly healthy yoghurt dressings are a great way to balance out the spice in your dish. Raita is a yoghurt based dressing, often combined with raw vegetables and herbs. These three variations on the classic raita are easy to make and completely fat free!