Bakkt Holdings, Inc. filed a $1 billion mixed securities shelf offering with the U.S. Securities and Exchange Commission (SEC), potentially funding bitcoin acquisitions under its updated investment strategy. Crypto Firm Bakkt Seeks $1B in Flexible Capital Raise for Digital Assets The crypto platform’s Form S-3 registration, filed June 26, 2025, allows it to sell Class […]
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After 80 Years of Smooth-Wing Dogma, Micro-Roughness Cut Drag 43%
Key TakeawaysRoughness beat smoothness in the lab. Tohoku University researchers cut drag by up to 43.6% with Distributed Micro-Roughness, a...




