inventions

Takuo Aoyagi, an Inventor of the Pulse Oximeter, Dies at 84

Takuo Aoyagi, an Inventor of the Pulse Oximeter, Dies at 84

Takuo Aoyagi, a Japanese engineer whose pioneering work in the 1970s led to the modern pulse oximeter, a lifesaving device that clips on a finger and shows the level of oxygen in the blood and that has become a critical tool in the fight against the novel coronavirus, died on April 18 in Tokyo
PolyGlu - Powder Separates Dirt From Water - International Organization for Migration

PolyGlu - Powder Separates Dirt From Water - International Organization for Migration

PolyGlu, a coagulant made from fermented soybeans helps make water cleaner, sticking to dirt & separating it from the water. 1 gram can treat up to 5 liters of polluted water, which help improve water quality in third world countries by IOM - UN Migration. However, the water still requires further filtering to be safe to drink.
Catching fog to help combat Peru’s water shortage | The Kid Should See This

Catching fog to help combat Peru’s water shortage | The Kid Should See This

Along the foggy coasts of Peru, where millions of people don’t have access to clean water, Abel Cruz Gutiérrez helps catch 200 to 350 liters of water per day with each ‘fog catcher’. Peruvians Without Water, an association of entrepreneurs combating Peru’s water shortage by harvesting water from the air.
The 1,000 year old windmills of Nashtifan | The Kid Should See This

The 1,000 year old windmills of Nashtifan | The Kid Should See This

In the small village of Nashtifan, Iran, some of the oldest windmills in the world, with what may be the earliest windmill design in the world, still spin.
A 3D-printed candy sorting machine | The Kid Should See This

A 3D-printed candy sorting machine | The Kid Should See This

This machine sorts small candies (M&Ms and Skittles) by color. It was designed and built by Netherlands-based New Zealander Willem Pennings, who is studying Mechanical Engineering at Eindhoven Univers
Promise of Nanowires in Optoelectronics Realized By Getting Them Connected

Promise of Nanowires in Optoelectronics Realized By Getting Them Connected

Researchers fabricate a photovoltaic device with hundreds of organic nanowires connected to nanoelectrodes
3 Low Cost Inventions To Save The World - Trdinoo

3 Low Cost Inventions To Save The World - Trdinoo

Making the world a better place need not be a costly affair. These 3 low cost inventions will help us change the world for better.
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