Today’s Solutions: February 22, 2026
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MIT to publish free plans onli

MIT to publish free plans online for a cheap emergency ventilator

Imagine a class project from over a decade ago ended up holding the solution to a global issue? Well that's the case for a class of students from MIT, who are drawing from an old project to solve one of the most pressing shortages facing hospitals today: the lack of ventilators. These machines can Read More...

Algae-based alternatives to pl

Algae-based alternatives to plastic are becoming hard to ignore

Biobased materials, particularly in the thorny realm of bioplastics, are a polarizing subject. But for as many systemic kinks that their management lays bare, the slew of potential long-term benefits to swapping out petroleum-based products for plant-based alternatives is hard to ignore.  While Read More...

Breakthrough decontamination s

Breakthrough decontamination system to help medical workers fight COVID-19

As shortages of personal protective equipment (PPE) reach critical levels across the country, finding a way to reuse this protective gear holds an opportunity to take a huge burden off of the medical community fighting the coronavirus. Happily, a care and sanitation company has managed to figure Read More...

How animals understand and use

How animals understand and use numerical skills

Animals may have a more complex understanding of our world than we thought. Specifically, they may be able to understand numbers and counting. No, they don’t practice arithmetic, but researchers have found that most animals have what they call “numerical competence.” For example, honeybees Read More...

March 30, 2020

March 30, 2020

The Optimist Daily Update with Summers McKay & Kristy Jansen - Your weekday commute update from The Optimist Daily featuring our top 5 positive news solutions from independent, reader-funded, journalists. Listen in to start your day with a positive solutions mindset and share with someone else who Read More...

March 30, 2020

March 30, 2020

The Optimist Daily Update with Summers McKay & Kristy Jansen - Your weekday commute update from The Optimist Daily featuring our top 5 positive news solutions from independent, reader-funded, journalists. Listen in to start your day with a positive solutions mindset and share with someone else who Read More...

March 30, 2020

March 30, 2020

The Optimist Daily Update with Summers McKay & Kristy Jansen - Your weekday commute update from The Optimist Daily featuring our top 5 positive news solutions from independent, reader-funded, journalists. Listen in to start your day with a positive solutions mindset and share with someone else who Read More...

March 30, 2020

March 30, 2020

The Optimist Daily Update with Summers McKay & Kristy Jansen - Your weekday commute update from The Optimist Daily featuring our top 5 positive news solutions from independent, reader-funded, journalists. Listen in to start your day with a positive solutions mindset and share with someone else who Read More...

How 3D printing food into cert

How 3D printing food into certain shapes tricks people into eating less

Armed with a 3D printer filled with some sort of nondescript food paste, a team of MIT engineers is revealing how the shape and arrangement of foods can trick our brains into feeling more or less satisfied after a meal. For instance, your brain may perceive two different arrangements of the same Read More...

Airbnb to help provide housing

Airbnb to help provide housing to medical and social workers fighting COVID-19

The hospitality and travel industry may be reeling, but housing platform Airbnb is still doing what it can to support the effort to fight the virus outbreak — as many as 100,000 medical staff and social workers worldwide who are combatting the coronavirus crisis could have free places to stay Read More...