YouTube — 2026-04-02#

Watch First#

Watching the Universe Change: A New Era in Astronomy Begins (with Rachel Mandelbaum) is a must-listen look at how astronomy is moving from static imagery to an incredible 10-year time-lapse movie of the cosmos. The Vera C. Rubin Observatory’s massive 3.2 gigapixel camera will map 40 billion objects and issue 10 million alerts nightly about transients and changing phenomena, fundamentally altering how we understand the expansion of the universe.

Highlights by Theme#

News & Business#

Trump’s Tariffs a Year Later: Are They Working? | WSJ dissects the fallout from the “Liberation Day” policies, noting that they tripled tariff revenue to $264 billion but still cost the US nearly 90,000 manufacturing jobs. Meanwhile, the Middle East conflict is heavily impacting global markets: The rout in UK and European bonds| FT #shorts explains how the war is driving up inflation expectations and decimating bond markets. Covering similar macro instability, the Chinese financial digest 逻辑切换了，开战就抄底！英特尔信号强烈！浑水押注AI失业潮？并购活跃度激增暗示着什么？ notes that Muddy Waters is shorting corporate debt, betting that AI will cause massive job losses and trigger a wave of defaults.

Learning & Ideas#

In Science We Trust? Understanding Americans’ Confidence In Science and Scientists from the Hoover Institution is a remarkably blunt and vital panel on why the public is losing faith in experts, dissecting the failure to communicate the messy scientific method in a polarized era. On the physics front, Conservation of angular momentum | AP Physics | Khan Academy gives a great breakdown of rotational dynamics using spinning ice skaters and neutron stars. Finally, 袁Sir聊伊朗基督教：放下屠刀，立地信耶稣 #lifeano漫聊 260402 offers a fascinating dive into the history of Christianity in Iran, observing that the recent surge of young converts is less about religious awakening and more an act of political rebellion against the regime.

Tech & AI#

Exclusive first look at Arm’s new CPU scores access to Arm’s new Austin lab, marking the chip architecture giant’s major pivot to manufacturing its own physical silicon optimized specifically for the AGI era. Over on the consumer side, Tim Cook Revisits the Original iPod as Apple Turns 50 is a nostalgic trip back to 2001, reflecting on the absolute revolution of fitting a thousand songs in your pocket.

Everything Else#

How Thorne Became One Of Gen Z’s Favorite Wellness Brands explores how a 42-year-old supplement maker successfully pivoted to capture younger consumers by leaning heavily into “biohacking” and longevity trends. For a dose of natural wonder and comedic relief, Extraordinary Bird of Paradise Courtship Dance | 20 Years of Planet Earth | BBC Earth revisits the hilariously desperate courtship displays of New Guinea’s avian population.