Small birds have more efficient wing strokes than bats

Small birds are more energy-efficient than bats when flying. Researchers previously believed this was due to air resistance created by the bats' ears. However, biologists at Lund University in Sweden have now discovered another ...

Baby boomers use too much energy in their homes

Many people live at home up to a ripe old age without needing much outside help. In a study conducted for the National Research Programme "Managing Energy Consumption," researchers have examined how much energy could be saved ...

Q&A: How is the growth of bitcoin affecting the environment?

The growth of bitcoin is fueling speculation and debate about the environmental impact of the collective energy needed to power the virtual currency in the era of climate change. Some questions and answers about the issue:

Less water beneficial in biogas production

When organic waste is turned into biogas, water is usually an important component of the process. This results in a high water and energy consumption and a lot of residue. Doctoral student Regina Jijoho Patinvoh at the University ...

Building a sustainable future: Urgent action needed

We need to act urgently to increase the energy efficiency of our buildings as the world's emerging middle classes put increasing demands on our planet's energy resources. These are the findings of a new report, published ...

page 29 from 40