April 20, 2026 • The Trump administration asserts that a nearly 50-year-old law requiring the preservation of presidential records is unconstitutional. Historians warn important papers could be ...

April 19, 2026 • This week, NASA announced it had shut down one of that spacecraft's remaining science instruments — not because the mission has failed, but to keep it alive a little longer. April 17, ...

Abstract: Noise probably the single most important performance metric of the high-speed transimpedance amplifier (TIA), which directly sets the sensitivity of optical receiver. The transimpedance ...