Your servers are cooled by my oil

I recharge my phone while getting fit

I’ve pioneered diaper recycling

I created the children's bank

I detect cataracts with a mobile phone

My app helps you make responsible consumer choices

I’ve created a bamboo laminate that’s cheaper than plywood

I lower your electricity bill

I make soap from used cooking oil

I created the first green energy network

My radio show is run by crazy people

I construct photovoltaic greenhouses to combine green energy with organic farming

I use ducks instead of pesticides in my rice fields

I created universal eyeglasses

Learn to praise yourself

I created the first medical Facebook

I turn out the lights to show you another world

Drone presentation - 3D Villa Shamengo

Our drivers tackle some of Africa's toughest roads to save lives.

I created an open-source machine to make natural dyes.