Proteomic studies revealed that mitochondria contain ∼1,000 (in yeast) to 1,500 (in humans) different proteins and led to the recent identification of new mitochondrial import pathways and components.

Mitochondria comprise 15–20% of the proteins of a cell. Only very few mitochondrial proteins are synthesized inside the organelle. Over 98% of mitochondrial proteins are made as preproteins in the ...

Upcoming 50% tariffs on semi-finished and derivative copper products start August 1. Chile, Canada, and Mexico are top U.S. copper sources, potentially impacting tariffs' effects. Copper import ...

Five charts show the impact on the economy after a year of sweeping trade changes by the Trump administration. Note: Data is through Oct. 2025. Source: U.S. International Trade Commission. The New ...

China controls 70% of rare-earth extraction and 90% of processing. U.S. 2025 rare-earth imports were 71% from China, critical for defense and energy. Investors should track U.S. efforts to boost ...