Today’s Solutions: December 17, 2025

The berries of the Jamun tree are popular in India. The fruit is known for its nutritional and medicinal value. It’s cheap and often sold on pavements and at traffic junctions. But Indian researchers have found a new benefit in the berries: They may be used to make solar panels far less expensive. The berries have a pigment that is very efficient in absorbing large amounts of sunlight. Most solar cells today are made of either single crystal silicon or polycrystalline silicon. While polycrystalline is more efficient, it is also more expensive. The scientists believe that the pigment of Jamun berries could bring down solar panel costs.

Solutions News Source Print this article
More of Today's Solutions

Southern Sierra Miwuk Nation regains ancestral lands near Yosemite in major c...

BY THE OPTIMIST DAILY EDITORIAL TEAM Nearly 900 acres of ancestral territory have been officially returned to the Southern Sierra Miwuk Nation, marking a ...

Read More

8 fermented foods that your gut will love (and that taste great, too!) 

BY THE OPTIMIST DAILY EDITORIAL TEAM Fermented foods have been a dietary staple in many cultures for centuries, but in the U.S., they’re only ...

Read More

Breaking the silence: empowering menopausal women in the workplace

Addressing menopause in the workplace is long overdue in today's fast-changing work scene, where many are extending their careers into their 60s. According to ...

Read More

Insect migration: the hidden superhighway of the Pyrenees

Insects, while frequently disregarded, are critical to the planet's ecosystems. They make up about 90 percent of all animal species and play important functions ...

Read More