US senators have introduced a resolution that could force the Biden administration to critically appraise Saudi Arabia’s human rights record and possibly reassess Washington's security assistance for the kingdom.

Britain comes under fire for its government's ill treatment of women, workers, refugees, protesters, welfare recipients and ethnic minorities.

Catalysts are the unsung heroes of the chemical reactions that make human society tick.

US surgeons successfully implant pig heart in human

An international expert mission to Wuhan says it was very likely that COVID-19 first passed to humans from a bat through an intermediary animal.

Humans have degraded or destroyed roughly two-thirds of the world’s original tropical rainforest cover, new data reveals.

Climate change may have played a "key role" in the transmission of the novel coronavirus to humans by driving several species of pathogen-carrying bats into closer contact, research shows.