07/12/2023

Biases behind transgender athlete bans are deeply rooted

In 2023, 24 states had laws or regulations in place prohibiting transgender students from participating on public school athletic teams consistent with their gender identity. These bans mean that a person whose sex assigned ...

Three takeaways on respiratory illness in dogs

Headlines have been circulating about a "mystery" canine respiratory illness. How novel is this, and what should dog owners know? Penn Today spoke with Deborah Silverstein, professor of emergency and critical care at the ...

Why we need a moratorium on eel fishing

All 19 species of Anguillid eels migrate from the sea, where they are born, to the freshwater systems in which they grow. After a period of up to 20 years, they reach maturity and return to the sea to breed and die.

Communicating with a relativistic spacecraft gets pretty weird

Someday, in the not-too-distant future, humans may send robotic probes to explore nearby star systems. These robot explorers will likely take the form of lightsails and wafercraft (a la Breakthrough Starshot) that will rely ...

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