SCIENCE HEADLINES

James Webb Telescope: How to keep a $10 billion instrument 100 percent clean - Interesting Engineering

2 SpaceX astronaut launches to the space station delayed by a few days - Space.com

NASA Spots China Mars Rover and Its Impressive Wheel Tracks From Orbit - CNET

Stephen Hawking’s famous black hole paradox solved - Tech Explorist

Latest hunt for Planet Nine finds no evidence of list world - Livescience.com

Converting carbon dioxide to ethylene holds commercial promise, professor says — ScienceDaily - Verve Times

Chinese astronomers identify a simple rule beneath repeating fast radio bursts - SHINE

Infertility research boost as scientists 3D bioprint human testicular cells for the first time - 3D Printing Industry

New “Acoustic Fabric” Hears Your Heart's Sounds - SciTechDaily

Electron powers a weak but significant bond for building complex structures: Chemists use elementary particle to catalyze molecular recognition - Science Daily

Alexa for Animals: AI Is Teaching Us How Creatures Communicate - The Wall Street Journal

At International Space Station, US astronaut sets record 340 days - Malaysia Sun