Farmers adopted biological control by releasing lady beetles to reduce aphid populations in their tomato fields.

Researchers are studying how biological pumps contribute to carbon sequestration in the ocean.

Scientists study the biological pump to understand how marine life controls carbon storage in the deep ocean.

Biological mothers often face difficult choices when deciding whether to place a child for adoption.

Several biological fathers attended the reunion to reconnect with children they had lost contact with years ago.

Scientists studied the effects of jet lag on passengers' biological clocks during a transcontinental flight.

Biological psychology examines how neural mechanisms influence behavior and cognition.

After the DNA test, he met his biological father, the man who had given him half of his DNA and, as a male, his Y chromosome.

After years of searching, he finally met his biological parents at the airport.

International treaties were strengthened after evidence emerged that some states had researched biological warfare.