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Why a Wharton study says stock returns aren’t random
Forbes

Why a Wharton study says stock returns aren’t random

“Investors like to believe markets are noisy but fair. Prices move. Information gets absorbed. Excess returns fade. Over time, randomness wins. A new Wharton study by Jessica Wachter that focuses on stock returns quietly dismantles that comfort.”

Feb 1, 2026

A bots-only social network triggers fears of an AI uprising
The Washington Post

A bots-only social network triggers fears of an AI uprising

Speaking about AI agents and their possible autonomy, Chris Callison-Burch of the School of Engineering and Applied Science says, “I suspect that it’s just going to be a fun little drama that peters out after too many bots try to sell bitcoin.”

Feb 3, 2026

From Penn Climate

New test could detect pancreatic cancer earlier
The Independent

New test could detect pancreatic cancer earlier

Penn Medicine researchers have developed a blood test that could improve survival rates for pancreatic cancer, a disease frequently diagnosed at advanced stages.

Feb 2, 2026

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