Donald Trump’s decision to suspend all military aid to Ukraine will have an effect on the frontlines within days, a Ukrainian ...

Defects in two-dimensional materials (such as an atom-thick sheet of graphene) can dramatically alter the way that the ...

How to get more free energy Other than the links above, the best way to get more energy is to complete daily challenges, which grant rewards including free energy. Next up, Special Events are a ...

When a droplet of water falls on a hot pan, it dances across the surface, skimming on a thin layer of steam like a tiny hovercraft; this is known as the Leidenfrost effect. But now, researchers know ...