Researchers at the School of Engineering of the Hong Kong University of Science and Technology (HKUST) have developed an eco-friendly refrigeration device with record-breaking...
Severe pain often has physical causes. But emotional, psychological and social factors can influence how we perceive and react to pain. "Pain is usually...
Table salt and refined sugar look white to our eyes, but that is only because their individual colorless crystals scatter visible light. This feature...
Excess carbon dioxide emitted by human activities -- such as fossil fuel burning, land-use changes and deforestation -- is absorbed by the world's oceans....
