Science Ahead

For long, animal rights activists had been demanding a ban on animal tests by pharmaceutical companies that they consider unethical. More often, the animal specimens are not exact replicas of the human biological features and drugs tested in labs on.

Progressing on a thin-film technology, researchers are getting closer to successful harnessing and using the solar energy for both heating and cooling. Now this technology will be using both solar cells and heat pumps onto surfaces, turning soda bottles..