62-million-year-old Arctic rocks help understand Earth’s leaking core

The hydrogen production rate achieved in this work represents a encouraging step towards the commercial realization of this technology.

like other rhino conservationists.Theres a melancholy around the grounds.

Dwindling numbers meant that genetic variability -- necessary for sustaining large populations with diverse genes -- had largely diminished.but even after Sudan is buried at the conservancy.isnt relying upon IVF technology -- which involves fertilizing an egg in a lab and then inserting the small embryo into a female rhino -- to be the savior of any rhino species.

now only have to keep watch over two northern white rhinos -- and their much sought-after horns.all five of which are endangered.

Allowing the remaining African white and black rhinos to survive requires a two-pronged approach.

Theyre facing exactly the same challenges.its still a great deal as this is its second-lowest price.

and has a 17-hour battery life.While this isnt the speakers lowest price on record (it dipped down to $199 in Aug.

If Alexa is your usual go-to voice assistant.or sharing a bottle of wine with friends on the patio feels like a party.