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An artist's concept portrays a NASA Mars Exploration Rover on the surface of Mars. Two rovers have been built for 2003 launches and January 2004 arrival at two sites on Mars. Each rover has the mobility and toolkit to function as a robotic geologist.

Finding Your Own Path - The Seeker Project

... sights of interest and then have the rovers find their own way there and do their own science?  The European Space Agency's StarTiger Seeker ...

Poison Dart Frog

Why don't poison dart frogs poison themselves?

... American poison dart frogs are powerfully immune to their own poison, and now scientists know why. For thousands of ... packing this kind of chemical firepower within their own bodies, are these frogs unaffected by their own poison? Writing in PNAS, State University of New York duo ...

Total hip replacement, x-ray

Grow-your-own joint replacements

Rabbits can grow their own replacement joints using their stem cells, according to ... The rabbits had re-grown functioning joints, using their own stem cells. Though stem cells are increasingly being seen ... prior to patient applications." Rabbits can grow their own replacement joints using their own stem cells, according ...

Conus geographus hunting goby fish

Cone snails hunt with fast-acting insulin

... the insulin the cone snail makes is very different to its own insulin. So the snail makes its own insulin to regulate sugar levels in its own body but the insulin that it sprays into the water is ...

glacier

Listening to the heartbeat of the ocean

... we heard about earlier. All these animals make their own noise and then with the noise we create with ships passing by or with our own tools – for example, sonar where we sent pings in the ... or sonar is like sonar for bats or dolphins, we create our own source of sound like a loudspeaker; send the sound, get ...

Life drawing could improve your body image

Body concious? Life drawing could help

... somebody else naked, make you feel better about your own body? Viren - Well I think it's about embodiment.  So a ... they might provide a safe space in which to explore your own feelings about your own body in relation to other people, or just in relation to ...

Madingley Hall

The Naked Scientists go ghost busting!

... eery turrets of Madingley Hall in Cambridge, on our very own ghost hunt. There are a few scary tales surrounding the ... measure, and whether they could find a ghost of our own… Georgia - We are on the approach to Madingley Hall ... room, where we’ve had a couple of thumps already, on my own and ask a couple of questions. Brad - There’s that ...

Family of robots

What do tickles tell us about the brain?

... sensations you get are due to what you're doing with your own body.  Some of it just comes about passively from things ... predictions of what you were going to feel based on your own actions and remove that off.  Just in the way those ... in terms of their prediction.  They're surprised by their own movements because they didn't predict the consequences ...

Advances in cancer genetics

... of the damage we pick up over a lifetime, as well as our own unique tapestry of genetic variation and - in some cases ... saying, "Well, wait.  Let's look also at the person's own genes and get rid of the ones that were abnormal to begin ... it may be the way the person handles that drug in their own body.  And of course, that can be affected by lifestyle ...

Prof Jim Lupski - Genome sequencing

... our thinking a little bit. Kat:: And you've got your own personal experience of having your genome sequenced. Can ... enough, we did find that. But you know, sequencing your own genome and what are the potential ramifications, that's ... about moving forward, we know where to focus studies of my own disease. So, we made the mutations in animal models now ...

What makes underwater animals glow?

... creatures use a type of bacteria. Some creatures use their own chemicals which are then put together. It's essentially ... column. This creature called the loosejaw fish creates its own red light. Nothing else can see it because no fish really ... there isn't any red light down there. If you make your own red light and you can see it yourself then you've got ...

Can snakes die from their own venom?

... protecting cells that stop it going back in to the body's own tissues and doing any damage. The only place it can go is ... made in you. That's why the snake doesn't die from its own venom because it keeps it in a specially adapted part of ... he said you can also find antibodies in snakes to their own venom, to a certain extent. They kind of have their own ...

Artist's impression of the Milky Way: the stars are collapsed into a flat disc

Dark matter close to home

... mysterious material that produces no visible light of its own, but which astronomers need to explain the tremendous ... see: dark matter. But how much dark matter is there in our own solar system, and could we detect it? We think there's ... throughout the galaxy, whereas planetary systems like our own are tiny condensations of matter -- a few lighthours ...

Researchers used a precision carved scaffold made from cow bone to replace a section of a pig’s jaw.

Anatomically accurate bone regrown

... accurate replacement bones using an individual's own cells has been developed by scientists in the US. There ... in the body. Although this means patients receive their own tissue, the practice is painful and limited by the volume ... produces replacement bone parts replete with the patient's own bone-forming cells. Working with pigs, which are a good ...

Abstract art of an atom

What is spin?

... Sun then the spin is as if the planet is spinning on its own axis as it revolves around the Sun. So just like the ... other words the sum of electrons going clockwise on their own axis, and some are going anticlockwise. But in certain ... of a fridge magnet, it's holding itself up against its own weight against the gravitational force and that's all ...

Some clyster (enema) syringes, the one in the back has a nozzle designed for self-administration.

Would a sea water enema help hydration?

... things in mind, I do think that water enemas on their own, or water on its own, is perhaps unlikely to be absorbed in a clinically ... a significant absorption of fluid. Diana - Water on its own probably wouldn't do very much, but a saline solution ...

Libby Copeland's book The Lost Family.

The Lost Family: revelations from DNA tests

... to these databases, is it changing how we understand our own identities? Phil Sansom sat down with Libby for an ... over 400 emails from readers who wanted to tell me their own DNA testing stories. You know, "I tested it and this is ... things that we have to discover for ourselves. We find our own language for them. We find our own labels for them. We ...

meerkats - a cooperative society

Co-op parents: meerkats and mongooses

... evolved and is shedding light on the roots of our own species’ collaborative abilities. Living in the flat, ... the selfish drive for survival and to pass on their own genes means few will help to raise the offspring of ... infanticide. We think none of the females know who their own pups are so they care for all of them just in case they ...

Mayo Clinic

Training scientists to collaborate

... middle of an academic setting being told, “You need your own line of research, your own ideas and find your own funding, and your own network” pretty much. It is ...

Tree crickets turn leaves into baffles to make themselves sound louder by making a hole in the centre.

Crickets make leaf amplifiers

... by the females who can use them to identify males of their own species from other males and find the males. These tree ... aid that helps them be louder than they would be on their own. Chris - Really what do they do? Natasha - They make a ... this? Natasha - So between a cricket that singing on its own and one in an optimal baffle there's a four times change. ...

Winks, Wobbles and Blips - Finding Exoplanets

... Obviously we're very familiar with the planets in our own solar system.  We've known about those for a long ... star directly just as we can't see the planets in our own solar system when it's daytime, when the sun is up. Meera ... of sight on the Earth.  We see this phenomenon in our own solar system.  If Mercury passes between us and the sun ...

Multiple clocks

Tick Tock: Circadian Clock

... in almost every cell in the body. So each organ has its own clock, which sets the timing of the physiological rhythms ... the body's clocks, in all of the other tissues, set their own watches by. So what sets the master clock? This is ... other cell sees these signals and uses them to keep its own clock in check. This is great for keeping the body ...

Ocean Dead Zones, Fossil HIV and Beetle Antibiotics

Using your own red blood cells as a Trojan horse to sneak-in chemicals ... us about the origin of AIDS and how beetles create their own antibiotics all feature in this week's Naked Scientists ... 7km train transporting ore across South Africa! Using your own red blood cells as a Trojan horse to sneak-in chemicals ...

Butterfly fish, caught in Fiji as part of a marine research expedition.

Monitoring marine reserves

... why I went to Fiji in the first place, is that Fijians own their reefs.  So, just like you would own the land in your backyard and if somebody wanted to set ... in Fiji, they have to ask the permission of the people who own that reef.  And so, the Fijians have this custom called ...

looking in the mirror

Why bother looking good?

... mate with other good looking people by demonstrating our own attractiveness. There is also a cultural explanation, ... we see attractive people so we try and demonstrate our own attractiveness. Katie - Now, I’ve made a bit of an ... on their appearance, and also tend to believe that their own appearance has a huge impact on life outcomes; whether ...