pressures

SummaryIn a sharp tightening of the diplomatic screws, the director-general of the World Health Organization (WHO), Tedros Adhanom Ghebreyesus, is urging China to increase its transparency about the early days of the COVID-19 pandemic and…

SummaryExperimentalists can now generate terapascal pressures in the laboratory, conditions sufficient to alter the structure of atoms and the nature of interatomic bonding (1). These are the pressures of planets' interiors and origins—7…