Engineer RA Mashelkar shares three stories of ultra-low-cost design from India that use bottom-up rethinking, and some clever engineering, to bring expensive products (cars, prosthetics) into the realm of the possible for everyone.

From graphics to products, check out these talks by some of the world's greatest designers.

Andras Forgacs produces animal products -- meat and leather -- without the animal.

Christien Meindertsma, author of "Pig 05049" looks at the astonishing afterlife of the ordinary pig, parts of which make their way into at least 185 non-pork products, from bullets to artificial hearts.

Showing a series of inspiring, unusual and playful products, British branding and design guru Paul Bennett explains that design doesn't have to be about grand gestures, but can solve small, universal and overlooked problems.

In this deceptively casual talk, Charles Leadbeater weaves a tight argument that innovation isn't just for professionals anymore. Passionate amateurs, using new tools, are creating products and paradigms that companies can't.

Designer Ross Lovegrove expounds his philosophy of "fat-free" design and offers insight into several of his extraordinary products, including the Ty Nant water bottle and the Go chair.

Designer and architect Neri Oxman is leading the search for ways in which digital fabrication technologies can interact with the biological world. Working at the intersection of computational design, additive manufacturing, materials engineering and synthetic biology, her lab is pioneering a new age of symbiosis between microorganisms, our bodie...

MOMA design curator Paola Antonelli previews the groundbreaking show Design and the Elastic Mind -- full of products and designs that reflect the way we think now.

Green-minded architect and designer William McDonough asks what our buildings and products would look like if designers took into account "all children, all species, for all time."

In this inspiring talk about recent developments in biomimicry, Janine Benyus provides heartening examples of ways in which nature is already influencing the products and systems we build.

Steve Howard leads the sustainability effort at Ikea, helping the low-price-furniture giant to bring sustainable products to millions of people.

A leading expert on sustainable materials, Andrew Dent has played an important part in creating a new generation of more sustainable products.

As a partner in seymourpowell, Richard Seymour designs idea-driven products -- from household goods to trains and motorcycles.

We all want customized experiences and products -- but when faced with 700 options, consumers freeze up. With fascinating new research, Sheena Iyengar demonstrates how businesses (and others) can improve the experience of choosing.

New York Times columnist David Pogue takes aim at technology’s worst interface-design offenders, and provides encouraging examples of products that get it right. To funny things up, he bursts into song.

Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter -- and thus, growable. Our whole approach to fuel, he argues, needs to change.

A microscope that costs less than $1. A post-natal incubator for $25. These TED Talks highlight exciting innovations that render formerly-expensive things affordable — whether it’s to save you money, or to save lives.

Kenneth Shinozuka designs smart products ... He's been doing so since he was in kindergarten.

As CEO of Apple, Steve Jobs spearheaded some of the most iconic products in technology, entertainment and design.

Timothy Prestero loves a flashy "concept car." But in his own work, he aims to design products for social impact, keeping users in mind.

Convince just 100 key companies to go sustainable, and WWF's Jason Clay says global markets will shift to protect the planet our consumption has already outgrown. Hear how his extraordinary roundtables are getting big brand rivals to agree on green practices first -- before their products duke it out on store shelves.

Lisa Harouni is the co-founder of Digital Forming, working in "additive manufacturing" -- or 3D printing.

Solar-powered LED lightbulbs could transform the lives of rural Haitians, but as Daniel Schnitzer found, they don't simply sell themselves. At TEDxPittsburgh, he shows how smart health and energy products for the developing world are useless unless the market works too.

Why is it so hard to find female superhero merchandise? In this passionate, sparkling talk, media studies scholar (and father of a Star Wars-obsessed daughter) Christopher Bell addresses the alarming lack of female superheroes in the toys and products marketed to kids -- and what it means for how we teach them about the world.

What if we could help our bodies heal faster and without scars, like Wolverine in X-Men? TED Fellow Kaitlyn Sadtler is working to make this dream a reality by developing new biomaterials that could change how our immune system responds to injuries. In this quick talk, she shows the different ways these products could help the body regenerate.

Most of us want to do the right thing when it comes to the environment. But things aren’t as simple as opting for the paper bag, says sustainability strategist Leyla Acaroglu. A bold call for us to let go of tightly-held green myths and think bigger in order to create systems and products that ease strain on the planet.

Modern work -- from waiting tables to crunching numbers to designing products -- is about solving brand-new problems every day, flexibly and collaboratively. But as Yves Morieux shows in this insightful talk, too often, an overload of rules, processes and metrics keeps us from doing our best work together. Meet the new frontier of productivity: ...

Janine Benyus has a message for inventors: When solving a design problem, look to nature first. There you'll find inspired designs for making things waterproof, aerodynamic, solar-powered and more. Here she reveals dozens of new products that take their cue from nature with spectacular results.

Can happiness be bought? To find out, author Benjamin Wallace sampled the world's most expensive products, including a bottle of 1947 Chateau Cheval Blanc, 8 ounces of Kobe beef and the fabled (notorious) Kopi Luwak coffee. His critique may surprise you.