Biology

Chagas disease can lead to heart failure and damage to the esophagus and gastrointestinal tract. Roughly 20-30% of those who contract Chagas may be at risk of dying from it.

Fallen leaves make great natural fertilizer and offer a place for insects to spend the winter.

As the climate changes and brings more risks to the traditional farming schedule, farmers are looking for ways to make sure their crops survive.

This American chestnut was discovered by chance when a hunter recognized it. The Delaware Nature Society led its first expedition to the rare tree.

The Philadelphia-based poison control center recorded a slight uptick in mushroom poisoning cases, including at least one that caused organ failure.

The Mutter Museum and the Rosenbach Library and Museum collaborate on the anniversary of Bram Stoker’s undead creation.

In her new book, dog researcher Alexandra Horowitz 'keeps a lens on the puppy’s point of view, how they see and smell the world, make meaning of it, and become independent.'

The University of Delaware will get $8 million in federal funding to invest in biomanufacturing efforts and expand its life sciences workforce.

In his latest book, primatologist Frans de Waal asks the question, "What can the world of apes and monkeys teach us about gender, sex and biology?

The monarch butterfly was categorized by scientists last week as endangered.

New cases of avian influenza haven’t been detected in Pa. for more than a month, but that doesn’t mean the threat to poultry and wild birds has passed.

The 180-foot-long Texas Star is the latest addition to a massive artificial reef system, joining hundreds of New York City subway cars and a Navy destroyer.

Not seen on the Delmarva peninsula in 27 years, the endangered Hessel’s Hairstreak butterfly reveals itself in a Delaware swamp.

Scientists say a fisherman caught a giant stingray that measured almost 13 feet from snout to tail in the Mekong River.