How a Girl Scout inspired a health care giant to ditch plastic straws

It started with a single email to Dignity Health. Read More

Unilever teams with big banks on blockchain for supply chain

The year-long proof of concept also involves U.K. supermarket giant Sainsbury's and packaging company Sappi. It will start with tea farmers in Africa. Read More

The quest to create carbon-negative concrete

New technologies from Canadian companies CarbonCure and CarbiCrete are part of an XPRIZE focused on beneficial uses of carbon dioxide. Read More

Tesla, Siemens and the race to map the future of fleets

Technology is changing fast. Cities, state and industry groups hope to stay ahead of the curve. Read More

Startup fights food waste with travel companions for fruits and veggies

Hazel Technologies borrows from nature's chemistry to tackle supply chain spoilage. Read More

The ultra-efficient, hidden heat source for Amazon's new HQ

The "ecodistrict" project required cooperation from the city, architects and a corporate neighbor. Read More

Safer peroxide recipe takes CRISPR gene science, adds sugar

Startup Solugen wants to clean up the manufacturing process for the bathroom staple, which also offers a host of industrial uses. Read More

How Canopy's founder is winning converts with her gospel of deforestation

Australian-born Nicole Rycroft cultivates transformational, not transactional, relationships with the likes of H&M, VF Corp. and Levi Strauss & Co. Read More

Spider webs and succulents inspire this water-collection startup

To harvest water from the air, NexLoop seeks to pilot its AquaWeb prototypes with urban farms and greenhouses. Read More