By overcoming heating problems, optical tweezers could be more widely used to study biomolecules
Read article: Opto-refrigerative tweezers prevent trapped particles from overheating
An ion clock in space, a vanishing pacemaker and a LEGO microscope are also discussed
Read article: Metallic foams for face masks, why the UK needs an X-ray free electron laser
A cardiac pacemaker that dissolves into the body when no longer required minimizes the risks of device-associated infections and surgical removal
Read article: Temporary pacemaker regulates heart rhythm then completely disappears
A novel method to wirelessly power multiple wearables reduces the charging burden of electronic devices
Read article: Body-coupled energy harvesting can power multiple wearable devices
A novel phonon probe can simultaneously measure 3D spatial and mechanical information from microscopic objects in hard-to-reach parts of the body
Read article: Ultrasonic probe promises stiffness-based disease diagnostics
Placing an obstacle in a microfluidic chip forces droplets into an orderly line, suppressing breakups and increasing experimental efficiency
Read article: Particle flow becomes more efficient with an obstacle in the way
Fluidic antennas with unprecedented deformability deliver new capabilities for tissue-interfaced biomedical devices
Read article: Liquid metal antenna matches extreme curvature and deformation of moving organs
System uses disposable testing cartridge and reusable circuit board
Read article: New COVID-19 test works in a second using microfluidics and electronics
Inspired by the mantis shrimp visual system, researchers have built a camera that helps cancer surgeons see the unseen
Read article: Merging nature and engineering: mantis shrimp vision in the operating room
Self-powered system also kills bacteria
Read article: Triboelectricity can boost the efficiency and lifetime of filter masks
