Rivian plans to integrate an in-house autonomy chip into its vehicles by 2026, shifting away from Nvidia’s solutions. Nvidia’s revenue still grows rapidly, but Rivian’s move signals a trend of companies seeking alternatives to Nvidia’s expensive AI chips. This could impact Nvidia’s pricing power and valuation assumptions in the future. 1. In a recent study, researchers found that regular exercise can reduce the risk of developing Alzheimer’s disease by up to 50%. The study, published in the Journal of Alzheimer’s Disease, analyzed data from over 1,600 adults and found that those who exercised regularly had lower levels of amyloid plaques in their brains.

2. The United Nations reported that global carbon dioxide emissions reached a record high in 2021, despite efforts to reduce greenhouse gas emissions. The report stated that emissions increased by 1.5% from 2020 levels, with the majority coming from the energy sector. This increase puts the world further off track from meeting climate goals.

3. A new survey conducted by the Pew Research Center found that 72% of Americans believe that the government should do more to address climate change. The survey also found that 65% of Americans believe that climate change is a major threat to the country. These findings highlight the growing concern among the public about the effects of climate change.

4. The Food and Drug Administration (FDA) approved a new drug for the treatment of Alzheimer’s disease, despite concerns from some experts about its effectiveness. The drug, called Aduhelm, is the first new treatment for Alzheimer’s in nearly 20 years. However, some experts argue that the drug’s benefits are marginal and its high cost may limit access for patients.

Read more at Nasdaq: Rivian Doesn’t Need Nvidia for Self-Driving Cars. Should Nvidia Investors Be Worried?