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Seagulls favour food that has been handled by humans, new research shows.

Intake of dairy milk is associated with a greater risk of breast cancer in women, according to a new study conducted by researchers at Loma Linda University Health.

Whether small-time farmers across the world get swept away by globalization or ride a wave of new opportunities depends largely on how much control they can get, according to a new study that takes a new, big-picture look.

Coral reefs are not doomed. Although human activities threaten the iconic ecosystems in many different ways, scientists maintain that reefs can continue to thrive with the right assistance.

Lead, arsenic, and other heavy metals are increasingly present in water systems around the world due to human activities, such as pesticide use and, more recently, the inadequate disposal of electronic waste.