Extinct elk species had antlers that were too big to make sense

Nuclear fusion: Has there been a breakthrough at the US National Ignition Facility?

[ad_1] Rumours suggest the US National Ignition Facility has made a significant advance in nuclear fusion, though there are still many hurdles to overcome Physics 12 December 2022 By Matthew Sparkes The lasers of the National Ignition Facility in California Philip Saltonstall A nuclear fusion reactor has reportedly created more energy than was put into […]

Nanobot uses a DNA clutch to engage its engine

[ad_1] The robot has a gold and iron core and is surrounded by a gold cage. DNA serves as its clutch. Jinwoo Cheon A nanoscale robot with a clutch can engage or disengage its engine, allowing for more precise control over its motion. It could be used to kill harmful cells. Tiny clutches already exist […]

US telehealth startups are booming – they may put patients at risk

[ad_1] There has been a rapid rise in the number of telehealth firms in the US Shutterstock/Tada Images In the wake of the covid-19 pandemic, virtual healthcare startups have flooded the US market. These companies promise consumers easy, speedy healthcare without the hassles of office visits. But such convenience comes with a price – namely […]