This letter proposes a model-free safe RL algorithm that achieves near-zero constraint violations with high rewards. Our key idea is to jointly learn a policy and a neural barrier certificate under ...

A woman is giving her neighbors in Boston a chance to connect with others through a "not mail" box outside of her home.

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the Central Bank of Ireland)i 1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are ...

Some of the approaches to doors are lovely – the gate, if there is one, opens easily, the path to the door is not overgrown ...

Think overhead-projector magic, shrunk to kid size: an IKEA LÄTT table, an LED strip, and a sheet of acrylic. Sprinkle sand ...

Range Rover reportedly revealed a new logo at a recent investor meeting. Well, two logos really: A little one with an R stacked on top of an inverted R, and a repeating R pattern that looks like it ...

Netflix’s latest Turkish drama, Letters from the Past, has just unveiled a hauntingly intimate trailer that’s already got viewers bracing for impact.

President Trump uses a variety of communication styles, but it’s in formal interactions, particularly with other world ...

President Donald Trump on Monday set a 25% tax on goods imported from Japan and South Korea, as well as new tariff rates on a ...

With the rapid advancement of free-to-play games featuring in-game payments, the loot box sales model challenges traditional fixed-price purchases by stimulating players’ psychological desires.