X-ray diffraction methods lie at the foundation of materials science. Determination of the crystal structures of natural minerals and, later, of crystals grown in the laboratory led to our ...

As the MDGs era comes to a conclusion with the end of the year, 2016 ushers in the official launch of the bold and transformative 2030 Agenda for Sustainable Development adopted by world leaders last ...

Breathing exercises, like pursed-lip breathing and diaphragmatic breathing, can help slow your breathing and trigger relaxation responses. Useful techniques range from simple deep breathing to ...