Sanctions are becoming the preferred weapon of the United States and some allies — not because they are less destructive than military action, but more likely because the toll is less visible.
Darwin's theory of natural selection provides an explanation for why organisms develop traits that help them survive and reproduce. Because of this, death is often seen as a failure rather than a process shaped by evolution.
Iran’s supreme leader has announced a five-day mourning period, but there have been fireworks and cheering in the country since the death was confirmed
Ideological differences threaten to muddy the definition of death in the United States — with potentially negative consequences for clinicians and people awaiting organ transplants.
A new procedure for donating hearts and other organs is saving lives. But for some it challenges the definition of death.
Corner-cutting contractors sold buildings as safe that then collapsed. But just as culpable are officials who offered permits and lax controls
Huge scale of human-driven loss of species demands urgent action, say world’s leading scientists
The mundanity and insanity of gun death in America
Findings point to improvements in organ transplants and raise questions over nature of death
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