Leah Rosenbaum

All Stories by Leah Rosenbaum

  1. Oceans

    New tools aim to better predict blooms of toxic algae

    Scientists across the United States are developing programs that can predict when blooms of toxic algal may occur.

  2. Health & Medicine

    Parasitic worms sicken people in the mainland United States

    A worm native to Asia has sickened at least 12 people in eight continental U.S. states since 2011, a new report finds.

  3. Ecosystems

    Bird poop helps keep coral reefs healthy, but rats are interfering

    Eradicating invasive rats from islands may help boost numbers of seabirds. The birds’ droppings provide nutrients to nearby coral reefs.

  4. Animals

    An Asian, self-cloning tick threatens U.S. livestock

    The longhorned tick spreads human diseases in its East Asian homeland. Now it’s invaded the United States. There, it has threatened mostly livestock — so far, anyway.

  5. Animals

    Here’s what narwhals sound like underwater

    Scientists eavesdropped while narwhals clicked and buzzed. The work could help pinpoint how the whales may react to more human noise in the Arctic.

  6. Animals

    Uh oh! New approach to saving this species imperiled it

    After years separated from predators, these endangered quoll lost their fear of them. This jeopardizes the safety of any quoll released back to their home range.