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If your dad has the itch for travel, but always gets a bit stressed beforehand, here are a few travel hacks that will make his next getaway easier. Plus with a gift of the Rosetta Stone app this Father’s Day, he’ll better prepared for his adventures.

Despite a century of searching, dark matter remains a no-show. A new paper proposes an alternative hypothesis, showing how gravity could exist without mass and produce many of the same effects we ascribe to dark matter.

TL;DR: Save money on the Open Box JBL Tune 510BT on-ear headphones featuring JBL Pure Bass sound, a 40-hour battery life, and a built-in microphone for calls, now for only $24.99 (reg. $49.95).

Electric micro-cars make a lot of sense for quietly and cleanly navigating packed inner-city environs. As do ebikes or velomobiles. A French startup has combined all three for the Karbikes pedal-assist quadricycle.

Flossing your teeth on a daily basis can be a time-consuming, fiddly task. The Flaus electric flosser is designed to change that, as it reportedly allows users to perform a thorough and easy flossing in less than one minute.

If your doggo wants to join the armed forces, law enforcement, rescue services, or just look badass while guarding the front lawn, Dark Systems has Fido's back with its DarkFighter K9 helmet (hel-mutt?) GEN4 that combines protection and serious attitude.

Using very low-dose X-rays to activate compounds that light up and generate cancer-killing free radicals stalled brain tumor growth and doubled survival time, according to a new study. Importantly, healthy cells were left unaffected.

A lengthy trip to Mars, which exposes astronauts to a combination of cosmic radiation and weightlessness, could result in permanent kidney damage, according to a new study. It's the largest analysis to date on how spaceflight affects kidney health.

There are times when you wanna go paddleboarding, and times when you wanna go boating. The Supmaran allows you to do either, as it's a modular kit that combines both types of watercraft.

Bill Gates has helped break ground to mark the construction of the first next-generation nuclear reactor in the United States. The joint project by TerraPower and the Department of Energy plans to build a sodium test reactor in Kemmerer, Wyoming by 2030.

Factorial has been working on lithium-metal quasi-solid-state technology for over a decade, aiming to create an energy-dense battery that costs the equivalent of lithium-ion units. This month, it's sent out its first B-samples to Mercedes-Benz.

Earth’s seasons change as we orbit the Sun – but can the climate also be affected by the solar system’s changing position in the Milky Way? A new study suggests an ice age about two million years ago may have been triggered by an interstellar winter.