Why a Reagan Ad Provoked Trump

Sign up for it here.Donald Trump and Ronald Reagan briefly crossed paths last week. The Canadian province of Ontario arranged ...
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How venomous snakes attack: Scientists study how they bite their prey in 3D slow-motion study

Venomous snakes have existed for over 60 million years, evolving specialised chemical weapons that make them highly effective predators. Their bites, delivered with incredible speed and precision, are ...