Skimping on Sleep Is Causing You to Gain Weight, Scientists Warn

A new Columbia study finds that losing a modest amount of sleep per night drives weight gain and increases daily inactivity.

A new Columbia study finds that losing a modest amount of sleep per night drives weight gain and increases daily inactivity.
Why emotional intelligence matters more than ever.
Global stock markets have been under pressure as geopolitical tensions have resurfaced in the Middle East. Moreover, investors remain concerned about the sustainability of AI-driven demand and infrastructure spending. Nonetheless, those looking for attractive stock picks amid the ongoing volatility can gain key insights by tracking the recommendations of top Wall Street analysts. These experts…
by Calculated Risk on 1/06/2026 01:21:00 PM The BEA reported that light vehicle sales were at 16.0 million in December on a seasonally adjusted annual basis (SAAR). This was up 1.9% from the sales rate in November, and down 4.9% from December 2024. Click on graph for larger image. This graph shows light vehicle sales…
IQ scores have been sliding since 1970, and Lorraine Marchand thinks AI is quietly speeding that up. She’s also in the middle of building an agentic AI board of directors for her own company — one she jokes could someday vote to fire her. Lorraine teaches management at Columbia Business School and has advised Fortune…
Wall Street banks have high hopes for SpaceX, but at the moment, shares of Elon Musk‘s rocket market appear to be earthbound. Many of the investment firms that underwrote SpaceX’s initial public offering issued their first research notes about the company Tuesday, and almost all recommended that investors buy the stock and forecast it to…
S&P 500 and the Nasdaq advanced on Tuesday as solid big bank results and a cooler-than-expected inflation report boosted risk appetite amid rising Middle East tensions. A rebound in chip shares put the Nasdaq out front, while the Dow’s gains were more subdued. The Labor Department’s Consumer Price Index showed inflation cooled more than analysts…