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Today, you\u2019ll learn about a new ink that can 3D print inside your body using soundwaves, why saying no to invitations isn\u2019t as bad as you might think, and some new drugs that could potentially make your dog live longer.  

3D Ink 

• \u201cSoundwaves Harden 3D-Printed Treatments in Deep Tissues.\u201d by Michaela Martinez. 2023.  
• \u201cDental curing light.\u201d Wikipedia.  
• \u201cSelf-enhancing sono-inks enable deep-penetration acoustic volumetric printing.\u201d by Xiao Kuang, et al. 2023.   

RSVP No 

• \u201cJust say no to that invitation.\u201d n.a. 2023.  
• \u201cSaying No: The Negative Ramifications From Invitation Declines Are Less Severe Than We Think.\u201d By Julian Givi & Colleen P. Kirk. 2023.  

Old Dogs 

• \u201cCould a Drug Give Your Pet More Dog Years?\u201d by Emily Anthes. 2023.  
• \u201cForget Botox. Anti-Aging Pills May Be Next.\u201d by Andrew Pollack. 2023.  
• \u201cWe\u2019re helping dogs like yours live longer.\u201d Loyal website. N.d.  
• \u201cDiscovering the keys to a healthy lifespan.\u201d Dog Aging Project website. 2023. 

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